Github user imesh commented on a diff in the pull request: https://github.com/apache/stratos/pull/380#discussion_r46095170 --- Diff: components/org.apache.stratos.rest.endpoint/src/main/java/org/apache/stratos/rest/endpoint/api/StratosApiV41Utils.java --- @@ -1396,7 +1396,8 @@ public static void addApplication(ApplicationBean appDefinition, ConfigurationCo usedCartridgeGroups.toArray(new String[usedCartridgeGroups.size()])); } catch (AutoscalerServiceApplicationDefinitionExceptionException e) { - throw new RestAPIException(e); + String message = e.getFaultMessage().getApplicationDefinitionException().getMessage(); --- End diff -- I think we may not need to handle null here, because if a NPE is raised it means that an error message raised by the Autoscaler service is not sent back to the client properly. If so we need to fix that problem. If we add a null check it would return a blank error message to the client.
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