Bad Pool Header is a Stop error that occurs in Windows 10/8/7 with the error code 0x00000019 that indicates the pool header is being corrupted.
This error shuts down or restarts your computer in order to prevent any sort of damage to your system. When this error occurs, you find a message stating “Windows has been shut down to prevent damage to your computer”.
The Bad Pool Header Error occurs due to problems in Windows memory allocation and a few other reasons that are stated in this article.