java.lang.NullPointerException: This exception has no message.

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via ZK-Tracker by cor3000, 1 year ago
This exception has no message.
via ZK-Tracker by cor3000, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at org.zkoss.zats.mimic.impl.Util.checkVersion(Util.java:80)
at org.zkoss.zats.mimic.impl.OperationAgentManager.registerBuilder(OperationAgentManager.java:339)
at org.zkoss.zats.mimic.impl.OperationAgentManager.(OperationAgentManager.java:141)
at org.zkoss.zats.mimic.impl.OperationAgentManager.getInstance(OperationAgentManager.java:126)
at org.zkoss.zats.mimic.impl.Ext6Initiator.init(Ext6Initiator.java:41)
at org.zkoss.zk.ui.util.Configuration.invokeWebAppInits(Configuration.java:729)
at org.zkoss.zk.ui.impl.AbstractWebApp.init(AbstractWebApp.java:204)
at org.zkoss.zk.ui.http.SimpleWebApp.init(SimpleWebApp.java:58)
at org.zkoss.zk.ui.http.WebManager.(WebManager.java:228)
at org.mortbay.jetty.handler.ContextHandler.startContext(ContextHandler.java:549)
at org.mortbay.jetty.servlet.Context.startContext(Context.java:136)
at org.mortbay.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1282)
at org.mortbay.jetty.handler.ContextHandler.doStart(ContextHandler.java:518)
at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
at org.mortbay.jetty.handler.HandlerWrapper.doStart(HandlerWrapper.java:130)
at org.mortbay.component.AbstractLifeCycle.start(AbstractLifeCycle.java:50)
at runjettyrun.Bootstrap.main(Bootstrap.java:97)

Users with the same issue

You are the first who have seen this exception. Write a tip to help other users and build your expert profile.

Know the solutions? Share your knowledge to help other developers to debug faster.