Hi All,

I'm using carbon.identity.version 4.6.0-SNAPSHOT with IoT Server for
testing. $subject occurred when I tried to login in to store/publisher. It
further saying, "Something went wrong during the authentication process.
Please try signing in again." Also in console printing a Null Pointer
Exception[1].

This is the way to reproduce the issue.

   - Extract a pack with carbon.identity.version 4.6.0-SNAPSHOT from zip
   archive.
   - Run pack and try to login as admin
   - Shutdown the pack and delete all files of pack.
   - Extract pack again from zip archive.
   - Run pack and try to login.

Exception [1]

[2015-10-06 12:38:23,902] ERROR
{org.wso2.carbon.identity.application.authentication.framework.handler.request.impl.DefaultRequestCoordinator}
-  Exception in Authentication Framework
java.lang.NullPointerException
at
org.wso2.carbon.identity.application.authentication.framework.cache.SessionContextCacheEntry.<init>(SessionContextCacheEntry.java:40)
at
org.wso2.carbon.identity.application.authentication.framework.cache.SessionContextCache.getValueFromCache(SessionContextCache.java:95)
at
org.wso2.carbon.identity.application.authentication.framework.util.FrameworkUtils.getSessionContextFromCache(FrameworkUtils.java:592)
at
org.wso2.carbon.identity.application.authentication.framework.handler.request.impl.DefaultRequestCoordinator.findPreviousAuthenticatedSession(DefaultRequestCoordinator.java:284)
at
org.wso2.carbon.identity.application.authentication.framework.handler.request.impl.DefaultRequestCoordinator.initializeFlow(DefaultRequestCoordinator.java:222)
at
org.wso2.carbon.identity.application.authentication.framework.handler.request.impl.DefaultRequestCoordinator.handle(DefaultRequestCoordinator.java:103)
at
org.wso2.carbon.identity.application.authentication.framework.servlet.CommonAuthenticationServlet.doPost(CommonAuthenticationServlet.java:53)
at
org.wso2.carbon.identity.application.authentication.framework.servlet.CommonAuthenticationServlet.doGet(CommonAuthenticationServlet.java:43)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
at
org.eclipse.equinox.http.helper.ContextPathServletAdaptor.service(ContextPathServletAdaptor.java:37)
at
org.eclipse.equinox.http.servlet.internal.ServletRegistration.service(ServletRegistration.java:61)
at
org.eclipse.equinox.http.servlet.internal.ProxyServlet.processAlias(ProxyServlet.java:128)
at
org.eclipse.equinox.http.servlet.internal.ProxyServlet.service(ProxyServlet.java:60)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
at
org.wso2.carbon.tomcat.ext.servlet.DelegationServlet.service(DelegationServlet.java:68)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at
org.wso2.carbon.tomcat.ext.filter.CharacterSetFilter.doFilter(CharacterSetFilter.java:61)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at
org.wso2.carbon.tomcat.ext.valves.CompositeValve.continueInvocation(CompositeValve.java:99)
at
org.wso2.carbon.tomcat.ext.valves.CarbonTomcatValve$1.invoke(CarbonTomcatValve.java:47)
at
org.wso2.carbon.webapp.mgt.TenantLazyLoaderValve.invoke(TenantLazyLoaderValve.java:57)
at
org.wso2.carbon.webapp.authenticator.framework.WebappAuthenticationHandler.invoke(WebappAuthenticationHandler.java:43)
at
org.wso2.carbon.event.receiver.core.internal.tenantmgt.TenantLazyLoaderValve.invoke(TenantLazyLoaderValve.java:48)
at
org.wso2.carbon.tomcat.ext.valves.TomcatValveContainer.invokeValves(TomcatValveContainer.java:47)
at
org.wso2.carbon.tomcat.ext.valves.CompositeValve.invoke(CompositeValve.java:62)
at
org.wso2.carbon.tomcat.ext.valves.CarbonStuckThreadDetectionValve.invoke(CarbonStuckThreadDetectionValve.java:159)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
at
org.wso2.carbon.tomcat.ext.valves.CarbonContextCreatorValve.invoke(CarbonContextCreatorValve.java:57)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)
at
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1074)
at
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1739)
at
org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1698)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at
org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)


-- 
*Charitha Goonetilleke*
Software Engineer
WSO2 Inc.; http://wso2.com
lean.enterprise.middleware

mobile: +94 77 751 3669 <%2B94777513669>
Twitter:@CharithaWs <https://twitter.com/CharithaWs>, fb: charithag
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<http://www.linkedin.com/in/charithag>
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