FileAccessErrorView is a diagnostic tool for Windows that displays information about file access errors occur while programs running on your system try to open/read/write/delete a file. FileAccessErrorView displays the filename that the application tried to open/read/write/delete, the process id/name of the application, the error code (NTSTATUS code), the description of the error code, the number of times that this error occurred, and the timestamp of this error.
After you run FileAccessErrorView, it immediately starts to trace the open/read/write/delete operation of files and displays the details when an error is detected. Be aware: The fact that application get an error while trying to access a file doesn't mean that something is wrong in this application. In fact, in most programs you'll see some file access errors as a normal operation of the software. However, if you have a program that hangs or crashes, this tool may give you an hint about the cause of the problem. For example: If a program hangs because it tries to access a file on a remote disconnected computer, this tool will display the network path that the program is trying to access.
Yes, FileAccessErrorView is free to download and use on Windows.
What is the latest version of FileAccessErrorView?
The latest version is 1.34, released on Sep 20, 2026.
Is it safe to download FileAccessErrorView?
The download button links to the official installer published on nirsoft.net, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with aaffcb4f2f71b601ae90197b9d899bf96c2fd07a99165ba07c2d5e0e5c14bb3c.
Which Windows versions does FileAccessErrorView support?
FileAccessErrorView runs on Windows and is available for 32-bit (x86), 64-bit (x64) systems.
How do I uninstall FileAccessErrorView?
Open Settings › Apps › Installed apps, find FileAccessErrorView and select Uninstall. From the command line, run winget uninstall --id=NirSoft.FileAccessErrorView -e.
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