Possible NPE in org.gatein.portal.wsrp.structure.MOPConsumerStructureProvider ----------------------------------------------------------------------------- Key: GTNPORTAL-2459 URL: https://issues.jboss.org/browse/GTNPORTAL-2459 Project: GateIn Portal Issue Type: Bug Security Level: Public(Everyone can see) Reporter: kien nguyen Assignee: kien nguyen method {code} public void addWindow(String windowName, String uuid) { // add suffix in case we have several windows with the same name in the page if (childrenWindows.containsKey(windowName)) { if (windowName.endsWith("|")) { windowName += "|"; } else { windowName += windowName + " |"; } } childrenWindows.put(windowName, uuid); } {code} --> windowName can be null and we can have NPE with this line : windowName.endsWith("|")