Error 0x80EE0038

Value: -2131886024 | 0x80EE0038 | 2163081272

What does it mean ?

RTC_E_PROFILE_INVALID_SERVER_AUTHMETHOD  
Invalid server authentication method in profile
Value: 56 | 0x0038 | 0b0000000000111000

Where does it come from ?

FACILITY_RTC_INTERFACE  
RTC - Real-time Communications
Value: 238 | 0x0EE | 0b11101110

Other Errors for FACILITY_RTC_INTERFACE