FACILITY_NULL: The default facility code.

The default facility code.[1][2]

Sources

  1. https://msdn.microsoft.com/en-us/library/cc231198.aspx
  2. winerror.h from Windows SDK 10.0.14393.0
  3. https://github.com/dotnet/coreclr/blob/v1.1.0/src/inc/corerror.xml
  4. https://docs.microsoft.com/en-us/windows-hardware/drivers/debugger/bug-check-code-reference2