Reports of SAP GUI crashes, and Event Viewer shows an error in ntdll.dll with SAPLogon.exe, 0xc0000409 and 0x000b1c30 error ...

A recent Windows 10 update claims to cause an issue with Windows Recovery, but the solution seems quite simple.

The blue screen of death is Windows’ way of saying something went wrong at a system level, and it had to stop everything. Here’s what can cause it.