Exception during REST Handlingjavax.ws.rs.NotFoundException

Hi,

Today I setup eclipse environment for openhab2. I run the project and try to save new binding from Inbox section of PaperUI. But everytime I am getting error messages. My log info is below. I try to setup environment multiple times but getting same issue. Please help me.

2016-08-21 20:33:09.781 [INFO ] [s.event.ItemStateChangedEvent :43   ] - ntp_ntp_local_string changed from 2016-08-21 20:32:09 SGT to 2016-08-21 20:33:09 SGT
2016-08-21 20:33:15.350 [DEBUG] [r.JSONResponse$ExceptionMapper:160  ] - exception during REST Handlingjavax.ws.rs.NotFoundException: HTTP 404 Not Found
	at org.glassfish.jersey.server.ServerRuntime$2.run(ServerRuntime.java:323)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271)
	at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:315)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:297)
	at org.glassfish.jersey.internal.Errors.process(Errors.java:267)
	at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:317)
	at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:305)
	at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:1154)
	at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:471)
	at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:425)

Tried with various different plugin but still cant resolve the issue.

Please can someone help me?

Finally I able to solve the issue. What I noticed, in my chrome browser only I am getting this problem. Dont know why. In firefox it is running smoothly.