Error 0x800A005E

Value: -2146828194 | 0x800A005E | 2148139102

What does it mean ?

CTL_E_INVALIDUSEOFNULL  
DirectShow: The function was called with an invalid NULL.
Value: 94 | 0x005E | 0b0000000001011110

Where does it come from ?

FACILITY_CONTROL  
Used by OLE controls. You can find a complete list of the error codes in OLECTL.H - errors from: VB, VBScript, JScript, ADO, third party controls
Value: 10 | 0x00A | 0b00001010

Other Errors for FACILITY_CONTROL