We are getting "Could not contact Adminstration server. Please try it later, or contact your system administrator" error while clicking administration tab.
Please find below the content center log file errors,
{"error":{"message":"Request processing failed; nested exception is com.interwoven.cssdk.factory.CSFactoryInitializationException: (Factory initialization failed)","requestURI":"/iw-admin/action/iw.admin.ui","exception":"com.interwoven.cssdk.factory.CSFactoryInitializationException: (Factory initialization failed)\n\tat com.interwoven.cssdk.factory.CSFactory.getFactory(CSFactory.java:129)\n\tat com.interwoven.ui.core.auth.CSFactoryUtility.getFactory(CSFactoryUtility.java:139)\n\tat com.interwoven.ui.core.action.LoginController.handleRequestInternal(LoginController.java:95)\n\tat org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153)\n\tat org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:48)\n\tat org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:875)\n\tat org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:809)\n\tat org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:571)\n\tat org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:501)\n\tat javax.servlet.http.HttpServlet.service(HttpServlet.java:690)\n\tat javax.servlet.http.HttpServlet.service(HttpServlet.java:803)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\n\tat org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:654)\n\tat org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:445)\n\tat org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:379)\n\tat org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:292)\n\tat com.interwoven.ui.core.auth.AuthenticationFilter.doFilter(AuthenticationFilter.java:227)\n\tat org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:236)\n\tat org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\n\tat org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:96)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\n\tat org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\n\tat org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)\n\tat org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)\n\tat org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)\n\tat org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)\n\tat org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)\n\tat org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)\n\tat org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)\n\tat org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)\n\tat org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)\n\tat org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)\n\tat org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)\n\tat org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)\n\tat java.lang.Thread.run(Thread.java:619)\nRoot cause:\njava.lang.reflect.InvocationTargetException\n\tat sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\n\tat sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)\n\tat sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)\n\tat java.lang.reflect.Method.invoke(Method.java:597)\n\tat com.interwoven.cssdk.factory.CSFactory.getFactory(CSFactory.java:127)\n\tat com.interwoven.ui.core.auth.CSFactoryUtility.getFactory(CSFactoryUtility.java:139)\n\tat com.interwoven.ui.core.action.LoginController.handleRequestInternal(LoginController.java:95)\n\tat org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153)\n\tat org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:48)\n\tat org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:875)\n\tat org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:809)\n\tat org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:571)\n\tat org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:501)\n\tat javax.servlet.http.HttpServlet.service(HttpServlet.java:690)\n\tat javax.servlet.http.HttpServlet.service(HttpServlet.java:803)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\n\tat org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:654)\n\tat org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:445)\n\tat org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:379)\n\tat org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:292)\n\tat com.interwoven.ui.core.auth.AuthenticationFilter.doFilter(AuthenticationFilter.java:227)\n\tat org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:236)\n\tat org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\n\tat org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:96)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\n\tat org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)\n\tat org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)\n\tat org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)\n\tat org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)\n\tat org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)\n\tat org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)\n\tat org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)\n\tat org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)\n\tat org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)\n\tat org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)\n\tat org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)\n\tat org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)\n\tat org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)\n\tat java.lang.Thread.run(Thread.java:619)\nCaused by: java.lang.NullPointerException\n\tat com.interwoven.cssdk.sci.data.CSSessionCache.getConfigProperty(CSSessionCache.java:984)\n\tat com.interwoven.cssdk.sci.search.SearchServiceSciImpl.init(SearchServiceSciImpl.java:90)\n\tat com.interwoven.cssdk.sci.search.SearchServiceSciImpl.<init>(SearchServiceSciImpl.java:75)\n\tat com.interwoven.cssdk.search.java.SearchServiceAdapterImpl.<init>(SearchServiceAdapterImpl.java:15)\n\tat com.interwoven.cssdk.search.java.SearchServiceAdapterImpl.instance(SearchServiceAdapterImpl.java:24)\n\tat com.interwoven.cssdk.factory.CSJavaFactory.<init>(CSJavaFactory.java:77)\n\tat com.interwoven.cssdk.factory.CSJavaFactory.getFactory(CSJavaFactory.java:259)\n\t... 46 more\n"}}