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Connection With Net Service Name Sometimes Fails With ORA-12514 During DataPump Export/Import In RAC (Doc ID 2302731.1)

Last updated on FEBRUARY 03, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 11.2.0.4 [Release 11.2]
Oracle Database - Standard Edition - Version 11.2.0.1 to 11.2.0.4 [Release 11.2]
Information in this document applies to any platform.

Symptoms

There are cases when existing service names are removed from the instance and the listener during the execution of a DataPump job in RAC configuration.
Under such a situation, the following error may occur when a new connection with service name is initialized:

The error is hit under the following circumstances:

 - RAC environment (instance has been running for a long time)
 - ORA-12514 error occurs for a new connection
 - DataPump job is running while the ORA-12514 error was raised
 - ORA-12514 is no longer seen after the completion of DataPump job.

Cause

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In this Document
Symptoms
Cause
Solution
References

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