Have you seen this Behind the Blackboard KB article?
We don't run Oracle here, but that looked like it might be relevant to your problem.
Unfortunately if I click on the link it takes me to my Home page on Blackboard Support. I also can't find anything if I search for it in Behind the Blackboard.
Are you logged into Behind the Blackboard with a system administrator user account?
Try this direct URL:
You may need to open a ticket if you're having trouble finding things in knowledgebase, though.
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