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Unable to Start Application After Weblogic Upgraded to 12.2.1.4 - Error: java.lang.IllegalStateException: Database server type hasn't been properly initialized (Doc ID 2644853.1)

Last updated on JANUARY 05, 2022

Applies to:

Oracle WebLogic Server - Version 12.2.1.4.0 and later
Information in this document applies to any platform.

Symptoms

After upgrading from 12.2.1.0.0 to 12.2.1.4.0, unable to start managed server because of the below error. However, the error is related to application code.

NOTE: In some cases, after re-starting the Managed Server using NodeManager from WebLogic console, the Server state comes to "RUNNING" but still the same error can be seen in the Managed Server logs.

Cause

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In this Document
Symptoms
Cause
Solution
References


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