diff --git a/NEWS.md b/NEWS.md
index 146749b4..0cbb539f 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,14 +1,78 @@
 # Changelog
 
-## 2.50.1
+## 2.53.6
 
 Released 2016-mm-dd
 
+
+## 2.53.5
+
+Released 2016-06-29
+
+Bug fixes:
+ - Uses node list so identical nodes are not de-duplicated and can be used with different ids #528.
+
+
+## 2.53.4
+
+Released 2016-06-28
+
+Announcements:
+ - Upgrades camshaft to [0.22.4](https://github.com/CartoDB/camshaft/releases/tag/0.22.4)
+
+
+## 2.53.3
+
+Released 2016-06-28
+
+Announcements:
+ - Upgrades camshaft to [0.22.3](https://github.com/CartoDB/camshaft/releases/tag/0.22.3)
+
+
+## 2.53.2
+
+Released 2016-06-28
+
+Announcements:
+ - Upgrades camshaft to [0.22.2](https://github.com/CartoDB/camshaft/releases/tag/0.22.2)
+
+
+## 2.53.1
+
+Released 2016-06-28
+
+Announcements:
+ - Upgrades camshaft to [0.22.1](https://github.com/CartoDB/camshaft/releases/tag/0.22.1)
+
+
+## 2.53.0
+
+Released 2016-06-24
+
+Announcements:
+ - Upgrades camshaft to [0.22.0](https://github.com/CartoDB/camshaft/releases/tag/0.22.0)
+
+
+## 2.52.0
+
+Released 2016-06-23
+
+Announcements:
+ - Upgrades camshaft to [0.21.0](https://github.com/CartoDB/camshaft/releases/tag/0.21.0)
+
+
+## 2.51.0
+
+Released 2016-06-21
+
 Enhancements:
  - Split turbo-carto adapter substitutions tokens query.
  - Now errors with context have the same schema. #519
  - Responses with error now return the layer-id to give more info to the user.
 
+Announcements:
+ - Upgrades camshaft to [0.20.0](https://github.com/CartoDB/camshaft/releases/tag/0.20.0)
+
 
 ## 2.50.0
 
diff --git a/lib/cartodb/backends/dataview.js b/lib/cartodb/backends/dataview.js
index 53911a7f..4481d8be 100644
--- a/lib/cartodb/backends/dataview.js
+++ b/lib/cartodb/backends/dataview.js
@@ -85,7 +85,7 @@ DataviewBackend.prototype.getDataview = function (mapConfigProvider, user, param
                     sourceId2Node[rootNode.params.id] = rootNode;
                 }
 
-                analysis.getSortedNodes().forEach(function(node) {
+                analysis.getNodes().forEach(function(node) {
                     if (node.params && node.params.id) {
                         sourceId2Node[node.params.id] = node;
                     }
@@ -232,7 +232,7 @@ DataviewBackend.prototype.search = function (mapConfigProvider, user, params, ca
                     sourceId2Node[rootNode.params.id] = rootNode;
                 }
 
-                analysis.getSortedNodes().forEach(function(node) {
+                analysis.getNodes().forEach(function(node) {
                     if (node.params && node.params.id) {
                         sourceId2Node[node.params.id] = node;
                     }
diff --git a/lib/cartodb/models/mapconfig/adapter/analysis-mapconfig-adapter.js b/lib/cartodb/models/mapconfig/adapter/analysis-mapconfig-adapter.js
index 4cc9be53..f69c22db 100644
--- a/lib/cartodb/models/mapconfig/adapter/analysis-mapconfig-adapter.js
+++ b/lib/cartodb/models/mapconfig/adapter/analysis-mapconfig-adapter.js
@@ -90,7 +90,7 @@ AnalysisMapConfigAdapter.prototype.getMapConfig = function(user, requestMapConfi
                 sourceId2Query[rootNode.params.id] = rootNode;
             }
 
-            analysis.getSortedNodes().forEach(function(node) {
+            analysis.getNodes().forEach(function(node) {
                 if (node.params && node.params.id) {
                     sourceId2Query[node.params.id] = node;
                 }
diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index c9f90cd7..963b285d 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -1,6 +1,6 @@
 {
   "name": "windshaft-cartodb",
-  "version": "2.50.1",
+  "version": "2.53.6",
   "dependencies": {
     "body-parser": {
       "version": "1.14.2",
@@ -105,9 +105,9 @@
       }
     },
     "camshaft": {
-      "version": "0.19.0",
-      "from": "camshaft@0.19.0",
-      "resolved": "https://registry.npmjs.org/camshaft/-/camshaft-0.19.0.tgz",
+      "version": "0.22.4",
+      "from": "camshaft@0.22.4",
+      "resolved": "https://registry.npmjs.org/camshaft/-/camshaft-0.22.4.tgz",
       "dependencies": {
         "async": {
           "version": "1.5.2",
@@ -146,7 +146,7 @@
                     },
                     "inherits": {
                       "version": "2.0.1",
-                      "from": "inherits@>=2.0.1 <2.1.0",
+                      "from": "inherits@>=2.0.0 <3.0.0",
                       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.1.tgz"
                     },
                     "isarray": {
@@ -2966,10 +2966,10 @@
                       "from": "node-pre-gyp@>=0.6.28 <0.7.0",
                       "resolved": "https://registry.npmjs.org/node-pre-gyp/-/node-pre-gyp-0.6.28.tgz"
                     },
-                    "are-we-there-yet": {
-                      "version": "1.1.2",
-                      "from": "are-we-there-yet@>=1.1.2 <1.2.0",
-                      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.2.tgz"
+                    "ansi": {
+                      "version": "0.3.1",
+                      "from": "ansi@>=0.3.1 <0.4.0",
+                      "resolved": "https://registry.npmjs.org/ansi/-/ansi-0.3.1.tgz"
                     },
                     "abbrev": {
                       "version": "1.0.7",
@@ -2981,36 +2981,46 @@
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                     },
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-                      "version": "1.5.2",
-                      "from": "async@>=1.5.2 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz"
+                    "ansi-styles": {
+                      "version": "2.2.1",
+                      "from": "ansi-styles@>=2.2.1 <3.0.0",
+                      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz"
+                    },
+                    "are-we-there-yet": {
+                      "version": "1.1.2",
+                      "from": "are-we-there-yet@>=1.1.2 <1.2.0",
+                      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.2.tgz"
                     },
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                       "version": "0.2.3",
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-                    },
                     "assert-plus": {
                       "version": "0.2.0",
                       "from": "assert-plus@>=0.2.0 <0.3.0",
                       "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-0.2.0.tgz"
                     },
+                    "async": {
+                      "version": "1.5.2",
+                      "from": "async@>=1.5.2 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz"
+                    },
                     "aws-sign2": {
                       "version": "0.6.0",
                       "from": "aws-sign2@>=0.6.0 <0.7.0",
                       "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.6.0.tgz"
                     },
+                    "aws4": {
+                      "version": "1.4.1",
+                      "from": "aws4@>=1.2.1 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.4.1.tgz"
+                    },
+                    "balanced-match": {
+                      "version": "0.4.1",
+                      "from": "balanced-match@>=0.4.1 <0.5.0",
+                      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-0.4.1.tgz"
+                    },
                     "block-stream": {
                       "version": "0.0.9",
                       "from": "block-stream@*",
@@ -3021,46 +3031,26 @@
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-                      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-0.4.1.tgz"
-                    },
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-                      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz"
-                    },
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-                      "from": "chalk@>=1.1.1 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz"
+                    "caseless": {
+                      "version": "0.11.0",
+                      "from": "caseless@>=0.11.0 <0.12.0",
+                      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.11.0.tgz"
                     },
                     "brace-expansion": {
                       "version": "1.1.4",
                       "from": "brace-expansion@>=1.0.0 <2.0.0",
                       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.4.tgz"
                     },
-                    "aws4": {
-                      "version": "1.4.1",
-                      "from": "aws4@>=1.2.1 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.4.1.tgz"
+                    "chalk": {
+                      "version": "1.1.3",
+                      "from": "chalk@>=1.1.1 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz"
                     },
                     "combined-stream": {
                       "version": "1.0.5",
                       "from": "combined-stream@>=1.0.5 <1.1.0",
                       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.5.tgz"
                     },
-                    "core-util-is": {
-                      "version": "1.0.2",
-                      "from": "core-util-is@>=1.0.0 <1.1.0",
-                      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz"
-                    },
-                    "caseless": {
-                      "version": "0.11.0",
-                      "from": "caseless@>=0.11.0 <0.12.0",
-                      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.11.0.tgz"
-                    },
                     "ecc-jsbn": {
                       "version": "0.1.1",
                       "from": "ecc-jsbn@>=0.1.1 <0.2.0",
@@ -3081,6 +3071,16 @@
                       "from": "commander@>=2.9.0 <3.0.0",
                       "resolved": "https://registry.npmjs.org/commander/-/commander-2.9.0.tgz"
                     },
+                    "concat-map": {
+                      "version": "0.0.1",
+                      "from": "concat-map@0.0.1",
+                      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz"
+                    },
+                    "core-util-is": {
+                      "version": "1.0.2",
+                      "from": "core-util-is@>=1.0.0 <1.1.0",
+                      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz"
+                    },
                     "cryptiles": {
                       "version": "2.0.5",
                       "from": "cryptiles@>=2.0.0 <3.0.0",
@@ -3101,10 +3101,10 @@
                       "from": "debug@>=2.2.0 <2.3.0",
                       "resolved": "https://registry.npmjs.org/debug/-/debug-2.2.0.tgz"
                     },
-                    "delegates": {
+                    "delayed-stream": {
                       "version": "1.0.0",
-                      "from": "delegates@>=1.0.0 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz"
+                      "from": "delayed-stream@>=1.0.0 <1.1.0",
+                      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz"
                     },
                     "gauge": {
                       "version": "1.2.7",
@@ -3121,51 +3121,86 @@
                       "from": "fstream@>=1.0.2 <2.0.0",
                       "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.9.tgz"
                     },
+                    "delegates": {
+                      "version": "1.0.0",
+                      "from": "delegates@>=1.0.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz"
+                    },
+                    "ecc-jsbn": {
+                      "version": "0.1.1",
+                      "from": "ecc-jsbn@>=0.1.1 <0.2.0",
+                      "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.1.tgz"
+                    },
                     "escape-string-regexp": {
                       "version": "1.0.5",
                       "from": "escape-string-regexp@>=1.0.2 <2.0.0",
                       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz"
                     },
-                    "delayed-stream": {
-                      "version": "1.0.0",
-                      "from": "delayed-stream@>=1.0.0 <1.1.0",
-                      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz"
+                    "extsprintf": {
+                      "version": "1.0.2",
+                      "from": "extsprintf@1.0.2",
+                      "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.0.2.tgz"
                     },
-                    "generate-object-property": {
-                      "version": "1.2.0",
-                      "from": "generate-object-property@>=1.1.0 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/generate-object-property/-/generate-object-property-1.2.0.tgz"
+                    "extend": {
+                      "version": "3.0.0",
+                      "from": "extend@>=3.0.0 <3.1.0",
+                      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.0.tgz"
                     },
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-                      "from": "glob@>=7.0.0 <8.0.0",
-                      "resolved": "https://registry.npmjs.org/glob/-/glob-7.0.3.tgz"
+                    "forever-agent": {
+                      "version": "0.6.1",
+                      "from": "forever-agent@>=0.6.1 <0.7.0",
+                      "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz"
                     },
                     "form-data": {
                       "version": "1.0.0-rc4",
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-                      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-2.0.6.tgz"
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+                      "version": "1.0.4",
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                       "version": "2.0.0",
                       "from": "generate-function@>=2.0.0 <3.0.0",
                       "resolved": "https://registry.npmjs.org/generate-function/-/generate-function-2.0.0.tgz"
                     },
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+                      "version": "1.2.0",
+                      "from": "generate-object-property@>=1.1.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/generate-object-property/-/generate-object-property-1.2.0.tgz"
+                    },
+                    "graceful-fs": {
+                      "version": "4.1.4",
+                      "from": "graceful-fs@>=4.1.2 <5.0.0",
+                      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.4.tgz"
+                    },
+                    "glob": {
+                      "version": "7.0.3",
+                      "from": "glob@>=7.0.0 <8.0.0",
+                      "resolved": "https://registry.npmjs.org/glob/-/glob-7.0.3.tgz"
+                    },
                     "graceful-readlink": {
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                       "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz"
                     },
+                    "har-validator": {
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                     "has-ansi": {
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                       "from": "has-ansi@>=2.0.0 <3.0.0",
@@ -3176,65 +3211,55 @@
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                     },
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-                      "resolved": "https://registry.npmjs.org/is-property/-/is-property-1.0.2.tgz"
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+                      "from": "inflight@>=1.0.4 <2.0.0",
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                     },
                     "is-typedarray": {
                       "version": "1.0.0",
@@ -3251,30 +3276,55 @@
                       "from": "json-schema@0.2.2",
                       "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.2.tgz"
                     },
-                    "lodash._baseslice": {
-                      "version": "4.0.0",
-                      "from": "lodash._baseslice@>=4.0.0 <4.1.0",
-                      "resolved": "https://registry.npmjs.org/lodash._baseslice/-/lodash._baseslice-4.0.0.tgz"
-                    },
                     "jodid25519": {
                       "version": "1.0.2",
                       "from": "jodid25519@>=1.0.0 <2.0.0",
                       "resolved": "https://registry.npmjs.org/jodid25519/-/jodid25519-1.0.2.tgz"
                     },
-                    "mime-db": {
-                      "version": "1.23.0",
-                      "from": "mime-db@>=1.23.0 <1.24.0",
-                      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.23.0.tgz"
+                    "jsbn": {
+                      "version": "0.1.0",
+                      "from": "jsbn@>=0.1.0 <0.2.0",
+                      "resolved": "https://registry.npmjs.org/jsbn/-/jsbn-0.1.0.tgz"
+                    },
+                    "json-schema": {
+                      "version": "0.2.2",
+                      "from": "json-schema@0.2.2",
+                      "resolved": "https://registry.npmjs.org/json-schema/-/json-schema-0.2.2.tgz"
+                    },
+                    "json-stringify-safe": {
+                      "version": "5.0.1",
+                      "from": "json-stringify-safe@>=5.0.1 <5.1.0",
+                      "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz"
+                    },
+                    "jsonpointer": {
+                      "version": "2.0.0",
+                      "from": "jsonpointer@2.0.0",
+                      "resolved": "https://registry.npmjs.org/jsonpointer/-/jsonpointer-2.0.0.tgz"
                     },
                     "jsprim": {
                       "version": "1.2.2",
                       "from": "jsprim@>=1.2.2 <2.0.0",
                       "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.2.2.tgz"
                     },
-                    "json-stringify-safe": {
-                      "version": "5.0.1",
-                      "from": "json-stringify-safe@>=5.0.1 <5.1.0",
-                      "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz"
+                    "lodash._baseslice": {
+                      "version": "4.0.0",
+                      "from": "lodash._baseslice@>=4.0.0 <4.1.0",
+                      "resolved": "https://registry.npmjs.org/lodash._baseslice/-/lodash._baseslice-4.0.0.tgz"
+                    },
+                    "lodash._basetostring": {
+                      "version": "4.12.0",
+                      "from": "lodash._basetostring@>=4.12.0 <4.13.0",
+                      "resolved": "https://registry.npmjs.org/lodash._basetostring/-/lodash._basetostring-4.12.0.tgz"
+                    },
+                    "lodash.pad": {
+                      "version": "4.4.0",
+                      "from": "lodash.pad@>=4.1.0 <5.0.0",
+                      "resolved": "https://registry.npmjs.org/lodash.pad/-/lodash.pad-4.4.0.tgz"
+                    },
+                    "lodash.padend": {
+                      "version": "4.5.0",
+                      "from": "lodash.padend@>=4.1.0 <5.0.0",
+                      "resolved": "https://registry.npmjs.org/lodash.padend/-/lodash.padend-4.5.0.tgz"
                     },
                     "lodash.padstart": {
                       "version": "4.5.0",
@@ -3296,60 +3346,45 @@
                       "from": "minimatch@>=2.0.0 <3.0.0||>=3.0.0 <4.0.0",
                       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.0.tgz"
                     },
-                    "mkdirp": {
-                      "version": "0.5.1",
-                      "from": "mkdirp@>=0.5.0 <0.6.0",
-                      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz"
+                    "mime-types": {
+                      "version": "2.1.11",
+                      "from": "mime-types@>=2.1.7 <2.2.0",
+                      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.11.tgz"
                     },
                     "lodash._basetostring": {
                       "version": "4.12.0",
                       "from": "lodash._basetostring@>=4.12.0 <4.13.0",
                       "resolved": "https://registry.npmjs.org/lodash._basetostring/-/lodash._basetostring-4.12.0.tgz"
                     },
-                    "lodash.tostring": {
-                      "version": "4.1.3",
-                      "from": "lodash.tostring@>=4.0.0 <5.0.0",
-                      "resolved": "https://registry.npmjs.org/lodash.tostring/-/lodash.tostring-4.1.3.tgz"
-                    },
                     "minimist": {
                       "version": "0.0.8",
                       "from": "minimist@0.0.8",
                       "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz"
                     },
-                    "node-uuid": {
-                      "version": "1.4.7",
-                      "from": "node-uuid@>=1.4.7 <1.5.0",
-                      "resolved": "https://registry.npmjs.org/node-uuid/-/node-uuid-1.4.7.tgz"
-                    },
-                    "npmlog": {
-                      "version": "2.0.3",
-                      "from": "npmlog@>=2.0.0 <2.1.0",
-                      "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-2.0.3.tgz"
-                    },
-                    "readable-stream": {
-                      "version": "2.1.2",
-                      "from": "readable-stream@>=2.0.0 <3.0.0||>=1.1.13 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.1.2.tgz"
+                    "mkdirp": {
+                      "version": "0.5.1",
+                      "from": "mkdirp@>=0.5.0 <0.6.0",
+                      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz"
                     },
                     "ms": {
                       "version": "0.7.1",
                       "from": "ms@0.7.1",
                       "resolved": "https://registry.npmjs.org/ms/-/ms-0.7.1.tgz"
                     },
+                    "node-uuid": {
+                      "version": "1.4.7",
+                      "from": "node-uuid@>=1.4.7 <1.5.0",
+                      "resolved": "https://registry.npmjs.org/node-uuid/-/node-uuid-1.4.7.tgz"
+                    },
                     "nopt": {
                       "version": "3.0.6",
                       "from": "nopt@>=3.0.1 <3.1.0",
                       "resolved": "https://registry.npmjs.org/nopt/-/nopt-3.0.6.tgz"
                     },
-                    "once": {
-                      "version": "1.3.3",
-                      "from": "once@>=1.3.0 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/once/-/once-1.3.3.tgz"
-                    },
-                    "path-is-absolute": {
-                      "version": "1.0.0",
-                      "from": "path-is-absolute@>=1.0.0 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.0.tgz"
+                    "npmlog": {
+                      "version": "2.0.3",
+                      "from": "npmlog@>=2.0.0 <2.1.0",
+                      "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-2.0.3.tgz"
                     },
                     "qs": {
                       "version": "6.1.0",
@@ -3361,15 +3396,15 @@
                       "from": "oauth-sign@>=0.8.1 <0.9.0",
                       "resolved": "https://registry.npmjs.org/oauth-sign/-/oauth-sign-0.8.2.tgz"
                     },
-                    "process-nextick-args": {
-                      "version": "1.0.7",
-                      "from": "process-nextick-args@>=1.0.6 <1.1.0",
-                      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.7.tgz"
+                    "once": {
+                      "version": "1.3.3",
+                      "from": "once@>=1.3.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/once/-/once-1.3.3.tgz"
                     },
-                    "semver": {
-                      "version": "5.1.0",
-                      "from": "semver@>=5.1.0 <5.2.0",
-                      "resolved": "https://registry.npmjs.org/semver/-/semver-5.1.0.tgz"
+                    "path-is-absolute": {
+                      "version": "1.0.0",
+                      "from": "path-is-absolute@>=1.0.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.0.tgz"
                     },
                     "pinkie": {
                       "version": "2.0.4",
@@ -3381,25 +3416,40 @@
                       "from": "pinkie-promise@>=2.0.0 <3.0.0",
                       "resolved": "https://registry.npmjs.org/pinkie-promise/-/pinkie-promise-2.0.1.tgz"
                     },
-                    "rimraf": {
-                      "version": "2.5.2",
-                      "from": "rimraf@>=2.5.0 <2.6.0",
-                      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.5.2.tgz"
+                    "process-nextick-args": {
+                      "version": "1.0.7",
+                      "from": "process-nextick-args@>=1.0.6 <1.1.0",
+                      "resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-1.0.7.tgz"
                     },
-                    "supports-color": {
-                      "version": "2.0.0",
-                      "from": "supports-color@>=2.0.0 <3.0.0",
-                      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz"
+                    "qs": {
+                      "version": "6.1.0",
+                      "from": "qs@>=6.1.0 <6.2.0",
+                      "resolved": "https://registry.npmjs.org/qs/-/qs-6.1.0.tgz"
+                    },
+                    "readable-stream": {
+                      "version": "2.1.2",
+                      "from": "readable-stream@>=2.0.0 <3.0.0||>=1.1.13 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.1.2.tgz"
                     },
                     "request": {
                       "version": "2.72.0",
                       "from": "request@>=2.0.0 <3.0.0",
                       "resolved": "https://registry.npmjs.org/request/-/request-2.72.0.tgz"
                     },
-                    "strip-ansi": {
-                      "version": "3.0.1",
-                      "from": "strip-ansi@>=3.0.0 <4.0.0",
-                      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz"
+                    "rimraf": {
+                      "version": "2.5.2",
+                      "from": "rimraf@>=2.5.0 <2.6.0",
+                      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.5.2.tgz"
+                    },
+                    "request": {
+                      "version": "2.72.0",
+                      "from": "request@>=2.0.0 <3.0.0",
+                      "resolved": "https://registry.npmjs.org/request/-/request-2.72.0.tgz"
+                    },
+                    "sntp": {
+                      "version": "1.0.9",
+                      "from": "sntp@>=1.0.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/sntp/-/sntp-1.0.9.tgz"
                     },
                     "tar": {
                       "version": "2.2.1",
@@ -3411,56 +3461,66 @@
                       "from": "string_decoder@>=0.10.0 <0.11.0",
                       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz"
                     },
-                    "tweetnacl": {
-                      "version": "0.13.3",
-                      "from": "tweetnacl@>=0.13.0 <0.14.0",
-                      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.13.3.tgz"
+                    "stringstream": {
+                      "version": "0.0.5",
+                      "from": "stringstream@>=0.0.4 <0.1.0",
+                      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz"
                     },
-                    "verror": {
-                      "version": "1.3.6",
-                      "from": "verror@1.3.6",
-                      "resolved": "https://registry.npmjs.org/verror/-/verror-1.3.6.tgz"
-                    },
-                    "sntp": {
-                      "version": "1.0.9",
-                      "from": "sntp@>=1.0.0 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/sntp/-/sntp-1.0.9.tgz"
+                    "strip-ansi": {
+                      "version": "3.0.1",
+                      "from": "strip-ansi@>=3.0.0 <4.0.0",
+                      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz"
                     },
                     "strip-json-comments": {
                       "version": "1.0.4",
                       "from": "strip-json-comments@>=1.0.4 <1.1.0",
                       "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-1.0.4.tgz"
                     },
-                    "stringstream": {
-                      "version": "0.0.5",
-                      "from": "stringstream@>=0.0.4 <0.1.0",
-                      "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz"
+                    "supports-color": {
+                      "version": "2.0.0",
+                      "from": "supports-color@>=2.0.0 <3.0.0",
+                      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz"
+                    },
+                    "tar": {
+                      "version": "2.2.1",
+                      "from": "tar@>=2.2.0 <2.3.0",
+                      "resolved": "https://registry.npmjs.org/tar/-/tar-2.2.1.tgz"
                     },
                     "tunnel-agent": {
                       "version": "0.4.3",
                       "from": "tunnel-agent@>=0.4.1 <0.5.0",
                       "resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.4.3.tgz"
                     },
-                    "uid-number": {
-                      "version": "0.0.6",
-                      "from": "uid-number@>=0.0.6 <0.1.0",
-                      "resolved": "https://registry.npmjs.org/uid-number/-/uid-number-0.0.6.tgz"
-                    },
                     "tough-cookie": {
                       "version": "2.2.2",
                       "from": "tough-cookie@>=2.2.0 <2.3.0",
                       "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.2.2.tgz"
                     },
-                    "wrappy": {
-                      "version": "1.0.1",
-                      "from": "wrappy@>=1.0.0 <2.0.0",
-                      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.1.tgz"
+                    "tweetnacl": {
+                      "version": "0.13.3",
+                      "from": "tweetnacl@>=0.13.0 <0.14.0",
+                      "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.13.3.tgz"
+                    },
+                    "uid-number": {
+                      "version": "0.0.6",
+                      "from": "uid-number@>=0.0.6 <0.1.0",
+                      "resolved": "https://registry.npmjs.org/uid-number/-/uid-number-0.0.6.tgz"
                     },
                     "util-deprecate": {
                       "version": "1.0.2",
                       "from": "util-deprecate@>=1.0.1 <1.1.0",
                       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz"
                     },
+                    "verror": {
+                      "version": "1.3.6",
+                      "from": "verror@1.3.6",
+                      "resolved": "https://registry.npmjs.org/verror/-/verror-1.3.6.tgz"
+                    },
+                    "wrappy": {
+                      "version": "1.0.1",
+                      "from": "wrappy@>=1.0.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.1.tgz"
+                    },
                     "xtend": {
                       "version": "4.0.1",
                       "from": "xtend@>=4.0.0 <5.0.0",
@@ -3526,6 +3586,18 @@
                         }
                       }
                     },
+                    "sshpk": {
+                      "version": "1.8.3",
+                      "from": "sshpk@>=1.7.0 <2.0.0",
+                      "resolved": "https://registry.npmjs.org/sshpk/-/sshpk-1.8.3.tgz",
+                      "dependencies": {
+                        "assert-plus": {
+                          "version": "1.0.0",
+                          "from": "assert-plus@>=1.0.0 <2.0.0",
+                          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz"
+                        }
+                      }
+                    },
                     "tar-pack": {
                       "version": "3.1.3",
                       "from": "tar-pack@>=3.1.0 <3.2.0",
diff --git a/package.json b/package.json
index dea3d62a..9125cb7a 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "windshaft-cartodb",
-  "version": "2.50.1",
+  "version": "2.53.6",
   "description": "A map tile server for CartoDB",
   "keywords": [
     "cartodb"
@@ -20,7 +20,7 @@
   ],
   "dependencies": {
     "body-parser": "~1.14.0",
-    "camshaft": "0.19.0",
+    "camshaft": "0.22.4",
     "cartodb-psql": "~0.6.1",
     "cartodb-query-tables": "~0.1.0",
     "cartodb-redis": "~0.13.0",
diff --git a/test/acceptance/analysis/regressions.js b/test/acceptance/analysis/regressions.js
new file mode 100644
index 00000000..fde97dc0
--- /dev/null
+++ b/test/acceptance/analysis/regressions.js
@@ -0,0 +1,107 @@
+require('../../support/test_helper');
+
+var assert = require('../../support/assert');
+var TestClient = require('../../support/test-client');
+
+describe('analysis-layers error cases', function() {
+    it('should handle missing analysis nodes for layers', function(done) {
+        var mapConfig = {
+            "version": "1.5.0",
+            "layers": [
+                {
+                    "type": "cartodb",
+                    "options": {
+                        "cartocss": TestClient.CARTOCSS.POINTS,
+                        "cartocss_version": "2.1.1",
+                        "interactivity": [],
+                        "source": {
+                            "id": "a4"
+                        }
+                    }
+                },
+                {
+                    "type": "cartodb",
+                    "options": {
+                        "cartocss": TestClient.CARTOCSS.POINTS,
+                        "cartocss_version": "2.1.0",
+                        "interactivity": [],
+                        "source": {
+                            "id": "b1"
+                        }
+                    }
+                }
+            ],
+            "dataviews": {
+                "74493a30-4679-4b72-a60c-b6f808b57c98": {
+                    "type": "histogram",
+                    "source": {
+                        "id": "b0"
+                    },
+                    "options": {
+                        "column": "customer_value",
+                        "bins": 10
+                    }
+                }
+            },
+            "analyses": [
+                {
+                    "id": "a4",
+                    "type": "intersection",
+                    "params": {
+                        "source": {
+                            "id": "a3",
+                            "type": "buffer",
+                            "params": {
+                                "source": {
+                                    "id": "a2",
+                                    "type": "centroid",
+                                    "params": {
+                                        "source": {
+                                            "id": "b1",
+                                            "type": "kmeans",
+                                            "params": {
+                                                "source": {
+                                                    "id": "b0",
+                                                    "type": "source",
+                                                    "params": {
+                                                        "query": "SELECT * FROM populated_places_simple_reduced"
+                                                    }
+                                                },
+                                                "clusters": 5
+                                            }
+                                        },
+                                        "category_column": "cluster_no"
+                                    }
+                                },
+                                "radius": 200000
+                            }
+                        },
+                        "target": {
+                            "id": "customer_home_locations",
+                            "type": "source",
+                            "params": {
+                                "query": "SELECT * FROM populated_places_simple_reduced"
+                            }
+                        }
+                    }
+                }
+            ]
+        };
+
+        var testClient = new TestClient(mapConfig, 1234);
+
+        testClient.getLayergroup(function(err, layergroupResult) {
+            assert.ok(!err, err);
+
+            assert.ok(layergroupResult);
+            assert.ok(layergroupResult.metadata);
+            var analyses = layergroupResult.metadata.analyses;
+            assert.ok(analyses);
+            assert.equal(analyses.length, 1);
+            assert.equal(Object.keys(analyses[0].nodes).length, 5);
+
+            testClient.drain(done);
+        });
+    });
+
+});
diff --git a/test/support/sql/windshaft.test.sql b/test/support/sql/windshaft.test.sql
index 7920a88d..bea439a2 100644
--- a/test/support/sql/windshaft.test.sql
+++ b/test/support/sql/windshaft.test.sql
@@ -633,3 +633,18 @@ GRANT SELECT ON TABLE analysis_rent_listings TO :PUBLICUSER;
 
 --
 GRANT SELECT, UPDATE, INSERT, DELETE ON cdb_analysis_catalog TO :TESTUSER;
+
+create schema cdb_crankshaft;
+GRANT USAGE ON SCHEMA cdb_crankshaft TO :TESTUSER;
+CREATE TYPE kmeans_type as (cartodb_id numeric, cluster_no numeric);
+CREATE OR REPLACE FUNCTION cdb_crankshaft.CDB_KMeans(query text, no_clusters integer,no_init integer default 20)
+    RETURNS setof kmeans_type as $$
+    DECLARE r kmeans_type;
+    BEGIN
+    FOR r IN EXECUTE format('select cartodb_id, ceil(random() * 10) AS cluster_no from (%s) _cdb_query', query) loop
+        RETURN NEXT r;
+    END LOOP;
+    RETURN;
+    END;
+$$ LANGUAGE plpgsql;
+GRANT ALL ON FUNCTION cdb_crankshaft.CDB_KMeans(text, integer, integer) TO :TESTUSER;
diff --git a/test/support/test-client.js b/test/support/test-client.js
index b52835f5..f5d3789c 100644
--- a/test/support/test-client.js
+++ b/test/support/test-client.js
@@ -33,6 +33,39 @@ module.exports.RESPONSE = {
     }
 };
 
+module.exports.CARTOCSS = {
+    POINTS: [
+        '#layer{',
+        '  marker-placement: point;',
+        '  marker-allow-overlap: true;',
+        '  marker-line-opacity: 0.2;',
+        '  marker-line-width: 0.5;',
+        '  marker-opacity: 1;',
+        '  marker-width: 5;',
+        '  marker-fill: red;',
+        '}'
+    ].join('\n'),
+
+    LINES: [
+        '#lines {',
+        '  line-color: black;',
+        '  line-width: 1;',
+        '  line-opacity: 1;',
+        '}'
+    ].join('\n'),
+
+    POLYGONS: [
+        '#layer {',
+        '  polygon-fill: red;',
+        '  polygon-opacity: 0.6;',
+        '  polygon-opacity: 0.7;',
+        '  line-color: #FFF;',
+        '  line-width: 0.5;',
+        '  line-opacity: 1;',
+        '}'
+    ].join('\n')
+};
+
 TestClient.prototype.getWidget = function(widgetName, params, callback) {
     var self = this;