Windows Blue Screen of Death Error 0x000000BF – MUTEX_ALREADY_OWNED

In this post, you’ll learn about the Blue Screen of Death (BSOD) or Stop Error 0x000000BF-MUTEX_ALREADY_OWNED and the reason why you are receiving the error message in Windows 10 or Windows 11

How does this BSOD Error Message in Windows Looks like

0x000000BF – MUTEX_ALREADY_OWNED

Why do you receive the Error 0x000000BF MUTEX_ALREADY_OWNED in Windows?

This BSOD means that a thread attempted to acquire ownership of a mutex it already owned. BSOD error code 0x000000BF may also show “MUTEX_ALREADY_OWNED” on the same blue screen.