Error 0x80EF019E

Value: -2131820130 | 0x80EF019E | 2163147166

What does it mean ?

RTC_E_STATUS_CLIENT_REQUEST_URI_TOO_LARGE  
Request-URI Too Long
Value: 414 | 0x019E | 0b0000000110011110

Where does it come from ?

FACILITY_SIP_STATUS_CODE  
SIP - Session Initiation Protocol (VoIP)
Value: 239 | 0x0EF | 0b11101111

Other Errors for FACILITY_SIP_STATUS_CODE