Connection With Net Service Name Sometimes Fails With ORA-12514 During DataPump Export/Import In RAC
Last updated on SEPTEMBER 06, 2017
Applies to:Oracle Database - Enterprise Edition - Version 220.127.116.11 to 18.104.22.168 [Release 11.2]
Oracle Database - Standard Edition - Version 22.214.171.124 to 126.96.36.199 [Release 11.2]
Information in this document applies to any platform.
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.
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