How to Solve :
Oracle database error code ORA-12511 – TNS:service handler found but it is not accepting connections
Oracle Database Error Code ORA-12511 Description :
TNS:service handler found but it is not accepting connections
Error Cause:
The dispatchers notified the listener that they temporarily do not accept new connections.
How to Solve :
Attempt the connection again. If error persists, contact the DBA to check the state of the dispatchers and/or ask him to increase the number of dispatchers.
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