Weblogic connection pool

I'm trying to create a connection pool in weblogic (8.1) and getting the following exception:

<BEA-001129> <Received exception while creating connection for pool "testPool": 7> 

I have no clue about that number (7)开发者_如何学JAVA. How can I solve the problem?

Seems like a DB side error. Pls check if you are able to connect to the target DB using any other client. That might give a clue.