How to fix the Oracle error ORA-01624: log string needed for crash recovery of instance string (thread string)?

In this post, you’ll learn more about the Oracle ErrorORA-01624: log string needed for crash recovery of instance string (thread string) with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01624: log string needed for crash recovery of instance string (thread string)

Reason for the Error ORA-01624: log string needed for crash recovery of instance string (thread string)

A log cannot be dropped or cleared until the thread’s checkpoint has advanced out of the log.

How to fix the Error ORA-01624: log string needed for crash recovery of instance string (thread string) ?

You can fix this error in Oracle by following the below steps

If the database is not open, then open it. Crash recovery will advance the checkpoint. If the database is open force a global checkpoint. If the log is corrupted so that the database cannot be opened, it may be necessary to do incomplete recovery until cancel at this log.