Major CLI commands hangs with no console output but following Exception in Jenkins.err.log:
>> java -jar jenkins-cli.jar -s http://ciserver:8080/ help
_
Aug 22, 2014 6:47:11 AM hudson.TcpSlaveAgentListener$ConnectionHandler run
INFO: Accepted connection #3 from /192.168.1.200:58954
Exception in thread "TCP slave agent connection handler #3 with /192.168.1.200:58954" java.lang.Error: java.lang.reflect.InvocationTargetException
at hudson.cli.CliProtocol2$Handler2.run(CliProtocol2.java:76)
at hudson.cli.CliProtocol2.handle(CliProtocol2.java:32)
at hudson.TcpSlaveAgentListener$ConnectionHandler.run(TcpSlaveAgentListener.java:157)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at hudson.cli.CliProtocol2$Handler2.run(CliProtocol2.java:63)
... 2 more
Caused by: java.lang.NullPointerException
at org.jenkinsci.main.modules.instance_identity.InstanceIdentity.get(InstanceIdentity.java:126)
... 7 more
