[jboss-user] [Security & JAAS/JBoss] - Invalid authentication attempt, principal=null BaseConnectio

Hello My application runs on JBoss 3.2.8.SP1 all works fine until application stays without activity about 30mins after that I recieve. Invalid authentication attempt, principal=null | java.lang.SecurityException: Invalid authentication attempt, principal=null | at | org.jboss.resource.connectionmanager.BaseConnectionManager2.getSubject(BaseConnectionManager2.java:6 | 97) | at | org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager | 2.java:526) | at | org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnectio | n(BaseConnectionManager2.java:926) | at | org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:88) | Does anybody know why it happens and how to fix it? Regards, Vitaliy S View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3963765#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...