Error 0x80EE0018

Value: -2131886056 | 0x80EE0018 | 2163081240

What does it mean ?

RTC_E_SIP_NEED_MORE_DATA  
Need more data for parsing a whole SIP message
Value: 24 | 0x0018 | 0b0000000000011000

Where does it come from ?

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

Other Errors for FACILITY_RTC_INTERFACE