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java.lang.NullPointerException: null	at org.artifactory.jcr.fs.JcrFsItem.updateCache(JcrFsItem.java:754)	at org.artifactory.jcr.lock.SessionLockEntry.updateCache(SessionLockEntry.java:118)	at org.artifactory.jcr.lock.InternalLockManager.updateCaches(InternalLockManager.java:118)	at org.artifactory.jcr.lock.SessionLockManager.afterCompletion(SessionLockManager.java:60)	at org.artifactory.tx.SessionResourceManagerImpl.afterCompletion(SessionResourceManagerImpl.java:65)	at org.artifactory.jcr.JcrTransactionManager.afterCompletion(JcrTransactionManager.java:138)	at org.springframework.transaction.support.TransactionSynchronizationUtils.invokeAfterCompletion(TransactionSynchronizationUtils.java:168)	at org.springframework.transaction.support.AbstractPlatformTransactionManager.invokeAfterCompletion(AbstractPlatformTransactionManager.java:996)	at org.springframework.transaction.support.AbstractPlatformTransactionManager.triggerAfterCompletion(AbstractPlatformTransactionManager.java:971)	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:799)	at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:723)	at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:394)	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:117)	at org.artifactory.jcr.lock.aop.LockingAdvice.invoke(LockingAdvice.java:74)	at org.artifactory.jcr.lock.aop.LockingAdvice.invoke(LockingAdvice.java:46)	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)	at undefined.$Proxy21.reload(Unknown Source)	at org.artifactory.spring.ArtifactoryApplicationContext.reload(ArtifactoryApplicationContext.java:311)	at org.artifactory.config.CentralConfigServiceImpl.reloadConfiguration(CentralConfigServiceImpl.java:303)	at org.artifactory.config.CentralConfigServiceImpl.saveEditedDescriptorAndReload(CentralConfigServiceImpl.java:229)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:196)	at undefined.$Proxy11.saveEditedDescriptorAndReload(Unknown Source)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.apache.wicket.proxy.LazyInitProxyFactory$JdkHandler.invoke(LazyInitProxyFactory.java:416)	at org.apache.wicket.proxy.$Proxy124.saveEditedDescriptorAndReload(Unknown Source)	at org.artifactory.webapp.wicket.page.config.repos.CachingDescriptorHelper.saveDescriptor(CachingDescriptorHelper.java:94)	at org.artifactory.webapp.wicket.page.config.repos.CachingDescriptorHelper.removeRepositoryAndSave(CachingDescriptorHelper.java:90)	at org.artifactory.webapp.wicket.page.config.repos.RepositoryConfigPage$DeleteRepoLink.deleteRepo(RepositoryConfigPage.java:372)	at org.artifactory.webapp.wicket.page.config.repos.RepositoryConfigPage$DeleteRepoLink.access$500(RepositoryConfigPage.java:347)	at org.artifactory.webapp.wicket.page.config.repos.RepositoryConfigPage$DeleteRepoLink$1.onConfirm(RepositoryConfigPage.java:364)	at org.artifactory.common.wicket.component.confirm.AjaxConfirm$ConfirmAjaxBehavior.onEvent(AjaxConfirm.java:60)	at org.apache.wicket.ajax.AjaxEventBehavior.respond(AjaxEventBehavior.java:163)	at org.apache.wicket.ajax.AbstractDefaultAjaxBehavior.onRequest(AbstractDefaultAjaxBehavior.java:297)	at org.apache.wicket.request.target.component.listener.BehaviorRequestTarget.processEvents(BehaviorRequestTarget.java:104)	at org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:91)	at org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1239)	at org.apache.wicket.RequestCycle.step(RequestCycle.java:1316)	at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1418)	at org.apache.wicket.RequestCycle.request(RequestCycle.java:532)	at org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:356)	at org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:201)	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)	at org.artifactory.webapp.servlet.RepoFilter.execute(RepoFilter.java:166)	at org.artifactory.webapp.servlet.RepoFilter.doFilter(RepoFilter.java:77)	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)	at org.artifactory.webapp.servlet.AccessFilter.useAuthentication(AccessFilter.java:199)	at org.artifactory.webapp.servlet.AccessFilter.doFilterInternal(AccessFilter.java:113)	at org.artifactory.webapp.servlet.AccessFilter.doFilter(AccessFilter.java:94)	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)	at org.artifactory.webapp.servlet.RequestFilter.doFilter(RequestFilter.java:55)	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)	at org.artifactory.webapp.servlet.ArtifactoryFilter.doFilter(ArtifactoryFilter.java:55)	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)	at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)	at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)	at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)	at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)	at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)	at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)	at org.mortbay.jetty.Server.handle(Server.java:326)	at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)	at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:923)	at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:547)	at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)	at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)	at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)	at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:451)