WebLogic Managed Server Starts in ADMIN mode if Datasource is Unavailable

(Doc ID 1333674.1)

Last updated on NOVEMBER 05, 2016

Applies to:

Oracle WebLogic Server - Version 9.2 and later
Information in this document applies to any platform.
***Checked for relevance on 28-Sep-2015***

Symptoms

When starting a managed server that has a datasource pointing out to a database, instead of starting in RUNNING mode, it starts in ADMIN mode and doesn't move from it. The following trace can be seen on the log file when the issue happens:

This causes any other resource deployed on the managed server to become unavailable, even though the resource is healthy. For example, a war/ear deployment will stay in prepared state.

Cause

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