There are lots of them, since I have been using 4.9, like this one:

Message : Globally uncaught exception Severity : Error http://10.6.12.140:7080/coregui/# Time : Friday, October 4, 2013 11:15:06 AM UTC+2 Root Cause : (TypeError) stack: ResourceTreeDatasource$ResourceTreeNode_0@ http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $setOnReadyStateChange/this$static.onreadystatechange<@ http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... entry_0/<@ http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88...: http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88...: 106168 columnNumber: 2: resource.resourceType is null Detail :

com.google.gwt.core.client.JavaScriptException:(TypeError) stack: ResourceTreeDatasource$ResourceTreeNode_0@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... buildNodes@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onResourceTypeLoaded@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onTypesLoaded_46@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $onSuccess_457@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onSuccess_472@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $onResponseReceived@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onResponseReceived_6@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $fireOnResponseReceived@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onReadyStateChange_0@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $setOnReadyStateChange/this$static.onreadystatechange<@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... apply@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... entry0@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... entry_0/<@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88...

fileName: http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... lineNumber: 106168 columnNumber: 2: resource.resourceType is null --- STACK TRACE FOLLOWS --- (TypeError) stack: ResourceTreeDatasource$ResourceTreeNode_0@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... buildNodes@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onResourceTypeLoaded@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onTypesLoaded_46@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $onSuccess_457@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onSuccess_472@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $onResponseReceived@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onResponseReceived_6@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $fireOnResponseReceived@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... onReadyStateChange_0@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... $setOnReadyStateChange/this$static.onreadystatechange<@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... apply@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... entry0@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... entry_0/<@http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88...

fileName: http://10.6.12.140:7080/coregui/org.rhq.enterprise.gui.coregui.CoreGUI/20E88... lineNumber: 106168 columnNumber: 2: resource.resourceType is null at Unknown.ResourceTreeDatasource$ResourceTreeNode_0(Unknown Source) at Unknown.buildNodes(Unknown Source) at Unknown.onResourceTypeLoaded(Unknown Source)

at Unknown.onTypesLoaded_46(Unknown Source) at Unknown.$onSuccess_457(Unknown Source) at Unknown.onSuccess_472(Unknown Source) at Unknown.$onResponseReceived(Unknown Source) at Unknown.onResponseReceived_6(Unknown Source)

at Unknown.$fireOnResponseReceived(Unknown Source) at Unknown.onReadyStateChange_0(Unknown Source) at Unknown.$setOnReadyStateChange/this$static.onreadystatechange<(Unknown Source) at Unknown.apply(Unknown Source)

at Unknown.entry0(Unknown Source) at Unknown.entry_0/<(Unknown Source) at Unknown.anonymous(Unknown Source)

My collegue also suffers this, I'm using Linux (Ubuntu 1304) and Chrome, and FFox (release and nightly), he uses Chrome in Win7.

I have already cleaned the browsers cache - he didn't even used the previous version of RHQ.

Attila