Error 0xC00D11EF

Value: -1072885265 | 0xC00D11EF | 3222082031

What does it mean ?

NS_E_SYNCWIZ_CANNOT_CHANGE_SETTINGS  
It is not possible to change sync settings at this time. Try again later.
Value: 4591 | 0x11EF | 0b0001000111101111

Where does it come from ?

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

Other Errors for FACILITY_MEDIASERVER