Error 0x8032001C

Value: -2144206820 | 0x8032001C | 2150760476

What does it mean ?

FWP_E_NULL_POINTER  
A required pointer is null.
Value: 28 | 0x001C | 0b0000000000011100

Where does it come from ?

FACILITY_FWP  
Firewall Platform
Value: 50 | 0x032 | 0b00110010

Other Errors for FACILITY_FWP