Hello All,
I have upgraded Jira instance from 7.12.3 to 7.3.15. Once upgrade is completed i have logged in to the Jira application and i can access all projects with out any issues.
But when i am trying to access the Jira administration functions Applications, Issues, Add-ons, User Management and System options it is redirecting me to enter my password, once i enter my password it is showing below error.

com.atlassian.crowd.exception.runtime.CommunicationException
com.atlassian.crowd.exception.runtime.CommunicationException
at com.atlassian.crowd.embedded.core.CrowdServiceImpl.convertOperationFailedException(CrowdServiceImpl.java:669) [embedded-crowd-core-2.10.4.jar:?]
at com.atlassian.crowd.embedded.core.CrowdServiceImpl.authenticate(CrowdServiceImpl.java:76) [embedded-crowd-core-2.10.4.jar:?]
at com.atlassian.jira.security.login.LoginManagerImpl$InternalStaticDependencies.authenticate(LoginManagerImpl.java:375) [classes/:?]
at com.atlassian.jira.security.login.LoginManagerImpl.authenticateWithoutElevatedCheck(LoginManagerImpl.java:199) [classes/:?]
at com.atlassian.jira.web.action.admin.WebSudoAuthenticate.doValidation(WebSudoAuthenticate.java:116) [classes/:?]
at webwork.action.ActionSupport.validate(ActionSupport.java:391) [webwork-1.4-atlassian-30.jar:?]
at webwork.action.ActionSupport.execute(ActionSupport.java:162) [webwork-1.4-atlassian-30.jar:?]
at com.atlassian.jira.action.JiraActionSupport.execute(JiraActionSupport.java:63) [jira-api-7.13.5.jar:?]
at webwork.interceptor.DefaultInterceptorChain.proceed(DefaultInterceptorChain.java:39) [webwork-1.4-atlassian-30.jar:?]
at webwork.interceptor.NestedInterceptorChain.proceed(NestedInterceptorChain.java:31) [webwork-1.4-atlassian-30.jar:?]
at webwork.interceptor.ChainedInterceptor.intercept(ChainedInterceptor.java:16) [webwork-1.4-atlassian-30.jar:?]
at webwork.interceptor.DefaultInterceptorChain.proceed(DefaultInterceptorChain.java:35) [webwork-1.4-atlassian-30.jar:?]
at webwork.dispatcher.GenericDispatcher.executeAction(GenericDispatcher.java:225) [webwork-1.4-atlassian-30.jar:?]
at webwork.dispatcher.GenericDispatcher.executeAction(GenericDispatcher.java:154) [webwork-1.4-atlassian-30.jar:?]
at com.atlassian.jira.web.dispatcher.JiraWebworkActionDispatcher.service(JiraWebworkActionDispatcher.java:138) [classes/:?]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:742) [servlet-api.jar:?]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) [catalina.jar:8.5.35]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:8.5.35]
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) [tomcat-websocket.jar:8.5.35]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:8.5.35]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:8.5.35]
at com.atlassian.jira.web.filters.JiraLastFilter.lambda$doFilter$0(JiraLastFilter.java:39) [classes/:?]
at com.atlassian.jira.web.filters.steps.ChainedFilterStepRunner.doFilter(ChainedFilterStepRunner.java:74) [classes/:?]
at com.atlassian.jira.web.filters.JiraLastFilter.doFilter(JiraLastFilter.java:36) [classes/:?]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:8.5.35]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:8.5.35]
at com.atlassian.core.filters.HeaderSanitisingFilter.doFilter(HeaderSanitisingFilter.java:37) [atlassian-core-5.0.9.jar:?]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:8.5.35]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:8.5.35]
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:39) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter$1.doFilter(DelegatingPluginFilter.java:58) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.jira.onboarding.postsetup.ui.PostSetupAnnouncementsFilter.doFilter(PostSetupAnnouncementsFilter.java:51) [?:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter.doFilter(DelegatingPluginFilter.java:64) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:37) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter$1.doFilter(DelegatingPluginFilter.java:58) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.jira.tzdetect.IncludeResourcesFilter.doFilter(IncludeResourcesFilter.java:77) [?:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter.doFilter(DelegatingPluginFilter.java:64) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:37) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter$1.doFilter(DelegatingPluginFilter.java:58) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.jira.baseurl.IncludeResourcesFilter.doFilter(IncludeResourcesFilter.java:34) [?:?]
at com.atlassian.core.filters.AbstractHttpFilter.doFilter(AbstractHttpFilter.java:32) [atlassian-core-5.0.9.jar:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter.doFilter(DelegatingPluginFilter.java:64) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:37) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter$1.doFilter(DelegatingPluginFilter.java:58) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.applinks.core.rest.context.ContextFilter.doFilter(ContextFilter.java:24) [?:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter.doFilter(DelegatingPluginFilter.java:64) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.IteratingFilterChain.doFilter(IteratingFilterChain.java:37) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter$1.doFilter(DelegatingPluginFilter.java:58) [atlassian-plugins-servlet-4.5.1.jar:?]
at com.atlassian.applinks.core.rest.context.ContextFilter.doFilter(ContextFilter.java:24) [?:?]
at com.atlassian.plugin.servlet.filter.DelegatingPluginFilter.doFilter(DelegatingPluginFilter.java:64) [atlassian-plugins-servlet-4.5.1.jar:?]
However, i can access the Projects and Latest upgrade report options from the admin section.
Any help would be greatly appreciated.
Thanks in advance,
Mani