NullPointerException raised when calling isWrapperFor(...) on a closed connection --------------------------------------------------------------------------------- Key: JBJCA-1389 URL: https://issues.jboss.org/browse/JBJCA-1389 Project: IronJacamar Issue Type: Bug Components: JDBC Affects Versions: 1.4.9 Reporter: Stephen Fikes Assignee: Tomas Hofman Priority: Major When calling {{Connection.isWrapperFor(...)}} on a connection which has been closed (i.e. returned to the pool, managed connection disassociated) previously, a {{NullPointerException}} is raised. The exception should be "Connection is not associated with a managed connection: ..." {code} ... java.lang.NullPointerException at org.jboss.jca.adapters.jdbc.WrappedConnection.getWrappedObject(WrappedConnection.java:1914) at org.jboss.jca.adapters.jdbc.WrappedConnection.getWrappedObject(WrappedConnection.java:64) at org.jboss.jca.adapters.jdbc.JBossWrapper.isWrapperFor(JBossWrapper.java:68) {code} The NPE obscures the usage issue.