Who Is Locking is a file utility that detects which processes is locking (currently using) the file so that you can successfully delete, move, rename, whatever you want to do with the file.

Command Line Usage: WhoIsLocking [commands] [file name]

Console Command Line Arguments:
-k - Kill (or stop) processes that is locking the file.
-d - Deletes the file (implies -k).
-r - Same as -d, but on failure, schedules deletion on next restart of your PC.

Who Is Locking may need administrative access to stop some process and delete the file on next restart.

Exit codes:
0 - No errors.
1 - Argument parsing error.
2 - Failed to get list of locking processes.
3 - Failed to stop process(es).
4 - Unable to delete file(s).
5 - Unable to schedule file for removal on next restart.