How to fix the Oracle error ORA-15096: lost disk write detected?

In this post, you’ll learn more about the Oracle ErrorORA-15096: lost disk write detected with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-15096: lost disk write detected

Reason for the Error ORA-15096: lost disk write detected

A failure either by disk hardware or disk software caused a disk write to to be lost, even though ASM received acknowledgement that the write completed. Alternatively, a clustering hardware failure or a clustering software failure resulted in an ASM instance believing that another ASM instance had crashed, when in fact it was still active.

How to fix the Error ORA-15096: lost disk write detected ?

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

The disk group is corrupt and cannot be recovered. The disk group must be recreated, and its contents restored from backups.