Error 0x8009000F

Value: -2146893809 | 0x8009000F | 2148073487

What does it mean ?

NTE_EXISTS  
Object already exists.
Value: 15 | 0x000F | 0b0000000000001111

Where does it come from ?

FACILITY_SSPI  
Used for status code returned by Security Support Provider Interface (SSPI)
Value: 9 | 0x009 | 0b00001001

StackOverflow

Other Errors for FACILITY_SSPI