I am using Jboss3.0 with Tomcat 4.0.3 I am using Castor as my persistence layer.
The application that was developed runs smoothly in case of a single user access.
In case of multiple User access, if there is a concurrent access (Read and Write), Jboss throws error.
Has anyone faced similar problems related to synchronization/concurrency ?
I've used Jboss3.0.3 with Castor in SessionBean and encountered exception.When I turn to Jboss2.4.9,problem