Change error handling in setIPs action

lib/assets/javascripts/new-dashboard/pages/Connections/DBConnection/DBConnection.vue

@@ -172,7 +172,7 @@ export default {
           return this.$store.dispatch('directDBConnection/ip/set', ipListWithNewIp);
         })
         .then(() => ({ isValid: true }))
-        .catch(errorData => ({ isValid: false, errorText: errorData.errors.ips.join('. ') }));
+        .catch(errorText => ({ isValid: false, errorText }));
     },
 
     onIPsChanged ({ removedElement }) {

lib/assets/javascripts/new-dashboard/store/actions/direct-db-connection.js

@@ -21,10 +21,14 @@ export function setIPs (context, ips) {
     context.rootState.client.directDBConnection().setIPs(ips,
       function (err, _, data) {
         if (err) {
-          const error = data.responseJSON && data.responseJSON.errors ||
-            { message: data.responseText || data.statusText };
-          context.commit('setIPsRequestError', error);
-          return reject(error);
+          const errorMessage =
+            (data.responseJSON && data.responseJSON.errors && data.responseJSON.errors.ips.join('. ')) ||
+            (data.responseJSON && data.responseJSON.errors) ||
+            data.responseText ||
+            data.statusText;
+
+          context.commit('setIPsRequestError', errorMessage);
+          return reject(errorMessage);
         }
 
         const ips = data.ips || [];