How to fix the Oracle error CRS-05023: Failed to unmount file system “string”; details at “string” in “string”?

In this post, you’ll learn more about the Oracle ErrorCRS-05023: Failed to unmount file system “string”; details at “string” in “string” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CRS-05023: Failed to unmount file system “string”; details at “string” in “string”

Reason for the Error CRS-05023: Failed to unmount file system “string”; details at “string” in “string”

Cause: The named file system resource failed to unmount.

How to fix the Error CRS-05023: Failed to unmount file system “string”; details at “string” in “string” ?

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

Action: Determine which operating system processes are accessing the mount point using an operating system command such as ‘fuser’ or ‘lsof’ for UNIX-based platforms or ‘handle’ for Windows. Close, shut down, or terminate applications and processes accessing the mount point, then retry.