Category: connection-pool

ORA-12519 connection errors and JUnit tests

In my current project we are running hundreds of JUnit tests which load a Spring application context, a Hibernate session factory and a c3p0 pool. The entire suite runs fine everywhere except a single machine where some tests will occasionally fail with a "ORA-12519, TNS:no appropriate service handler found" on an Oracle XE.The cause[1,2] seems … Continue reading ORA-12519 connection errors and JUnit tests