URL fragment has unmatched key/value pair: .jsp

wicket.request.target.coding.AbstractRequestTargetUrlCodingStrategy.decodeParameters(AbstractRequestTargetUrlCodingStrategy.java:130)
wicket.request.target.coding.BookmarkablePageRequestTargetUrlCodingStrategy.decode(BookmarkablePageRequestTargetUrlCodingStrategy.java:75)
wicket.protocol.http.request.WebRequestCodingStrategy.targetForRequest(WebRequestCodingStrategy.java:331)
aro.aroWebBase.CustomCryptedUrlWebRequestCodingStrategy.targetForRequest(CustomCryptedUrlWebRequestCodingStrategy.java:145)
wicket.request.compound.DefaultRequestTargetResolverStrategy.resolve(DefaultRequestTargetResolverStrategy.java:84)
wicket.request.compound.AbstractCompoundRequestCycleProcessor.resolve(AbstractCompoundRequestCycleProcessor.java:48)
wicket.RequestCycle.step(RequestCycle.java:992)
wicket.RequestCycle.steps(RequestCycle.java:1088)
wicket.RequestCycle.request(RequestCycle.java:454)
wicket.protocol.http.WicketServlet.doGet(WicketServlet.java:219)
javax.servlet.http.HttpServlet.service(HttpServlet.java:743)
javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:225)
weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:127)
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:266)
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:159)
weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3162)
weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:1973)
weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:1880)
weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1310)
weblogic.work.ExecuteThread.execute(ExecuteThread.java:207)
weblogic.work.ExecuteThread.run(ExecuteThread.java:179)