Error 0x80073D04

Value: -2147009276 | 0x80073D04 | 2147958020

What does it mean ?

ERROR_INVALID_STAGED_SIGNATURE  
The signature is invalid. To register in developer mode, AppxSignature.p7x and AppxBlockMap.xml must be valid or should not be present.
Value: 15620 | 0x3D04 | 0b0011110100000100

Where does it come from ?

FACILITY_WIN32  
Provides a way to handle error codes from functions in the Win32 API as an HRESULT. (Error codes in 16 - bit OLE that duplicated Win32 error codes have also been changed to FACILITY_WIN32)
Value: 7 | 0x007 | 0b00000111

StackOverflow

Other Errors for FACILITY_WIN32