JBoss warning - "Unable to fill pool"

Posted by Marcus on Stack Overflow See other posts from Stack Overflow or by Marcus
Published on 2010-04-05T17:55:19Z Indexed on 2010/04/05 18:03 UTC
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jboss

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jdbc

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Oracle

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java

We're getting this random warning from JBoss.. any idea why?

It happens at random times when there are no active threads. Everything works when any processing resumes.

13:49:31,764 WARN  [JBossManagedConnectionPool] [ ] Unable to fill pool
org.jboss.resource.JBossResourceException: Could not create connection; - nested 
throwable: (java.sql.SQLException: Listener ref
used the connection with the following error:
ORA-12516, TNS:listener could not find available handler with matching protocol stack
The Connection descriptor used by the client was:
//localhost:1521/orcl

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