In this post, you’ll learn more about the Oracle ErrorORA-15558: replay thread encountered unexpected error with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-15558: replay thread encountered unexpected error
Reason for the Error ORA-15558: replay thread encountered unexpected error
A single replay thread got disconnected from the server due to an unexpected error.
How to fix the Error ORA-15558: replay thread encountered unexpected error ?
You can fix this error in Oracle by following the below steps
Check the Workload Replay Client’s log files and the database server alert log to diagnose the problem.