Error 0xC00D1BA9

Value: -1072882775 | 0xC00D1BA9 | 3222084521

What does it mean ?

NS_E_NO_SMPTE_WITH_MULTIPLE_SOURCEGROUPS  
It is not possible to generate a time code when there are multiple sources in a session.
Value: 7081 | 0x1BA9 | 0b0001101110101001

Where does it come from ?

FACILITY_MEDIASERVER  
Windows Media Server
Value: 13 | 0x00D | 0b00001101

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