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Method public boolean net.jforum.entities.UserSession.isAdmin() threw an exception when invoked...

 
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hi, em my english is not enough to explain what happend to my forum, ive just installed it and works fine but later this :

what i should do ???

thanks.

Method public boolean net.jforum.entities.UserSession.isAdmin() threw an exception when invoked on net.jforum.entities.UserSession@1fea26b9 The problematic instruction: ---------- ==> if-else [on line 130, column 57 in default/forum_list.htm] ---------- Java backtrace for programmers: ---------- freemarker.template.TemplateModelException: Method public boolean net.jforum.entities.UserSession.isAdmin() threw an exception when invoked on net.jforum.entities.UserSession@1fea26b9 at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:136) at freemarker.core.MethodCall._getAsTemplateModel(MethodCall.java:93) at freemarker.core.Expression.getAsTemplateModel(Expression.java:89) at freemarker.core.Expression.isTrue(Expression.java:138) at freemarker.core.IfBlock.accept(IfBlock.java:80) at freemarker.core.Environment.visit(Environment.java:196) at freemarker.core.MixedContent.accept(MixedContent.java:92) at freemarker.core.Environment.visit(Environment.java:196) at freemarker.core.IteratorBlock$Context.runLoop(IteratorBlock.java:160) at freemarker.core.Environment.visit(Environment.java:351) at freemarker.core.IteratorBlock.accept(IteratorBlock.java:95) at freemarker.core.Environment.visit(Environment.java:196) at freemarker.core.MixedContent.accept(MixedContent.java:92) at freemarker.core.Environment.visit(Environment.java:196) at freemarker.core.Environment.process(Environment.java:176) at freemarker.template.Template.process(Template.java:231) at net.jforum.JForum.processCommand(JForum.java:236) at net.jforum.JForum.service(JForum.java:203) at javax.servlet.http.HttpServlet.service(HttpServlet.java:802) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at net.jforum.util.legacy.clickstream.ClickstreamFilter.doFilter(ClickstreamFilter.java:59) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.netbeans.modules.web.monitor.server.MonitorFilter.doFilter(MonitorFilter.java:368) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869) at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664) at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527) at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684) at java.lang.Thread.run(Thread.java:595) Caused by: net.jforum.exceptions.SecurityLoadException: java.lang.ArrayIndexOutOfBoundsException: -1 at net.jforum.repository.SecurityRepository.get(SecurityRepository.java:236) at net.jforum.repository.SecurityRepository.canAccess(SecurityRepository.java:206) at net.jforum.repository.SecurityRepository.canAccess(SecurityRepository.java:179) at net.jforum.entities.UserSession.isAdmin(UserSession.java:302) 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:585) at freemarker.ext.beans.BeansWrapper.invokeMethod(BeansWrapper.java:583) at freemarker.ext.beans.SimpleMethodModel.exec(SimpleMethodModel.java:113) ... 38 more Caused by: java.lang.ArrayIndexOutOfBoundsException: -1 at net.jforum.dao.generic.security.SecurityCommon.groupIdAsString(SecurityCommon.java:206) at net.jforum.repository.RolesRepository.getGroupRoles(RolesRepository.java:94) at net.jforum.dao.generic.security.GenericGroupSecurityDAO.loadRolesByUserGroups(GenericGroupSecurityDAO.java:213) at net.jforum.repository.SecurityRepository.load(SecurityRepository.java:151) at net.jforum.repository.SecurityRepository.load(SecurityRepository.java:94) at net.jforum.repository.SecurityRepository.load(SecurityRepository.java:112) at net.jforum.repository.SecurityRepository.get(SecurityRepository.java:233) ... 47 more
[originally posted on jforum.net by ins]
 
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And .....





[originally posted on jforum.net by ins]
 
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This problem was discovered some days ago and is already fixed. It was related to some problems to the Groups. Check your groups to see if everything is ok.

Rafael
[originally posted on jforum.net by Rafael Steil]
 
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i dont know how to know that what kind of problem with the froups what should i do ??

ops:
[originally posted on jforum.net by ins]
 
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Really i don�t know what should i do.
[originally posted on jforum.net by ins]
 
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