Error 0xC00D2AFB

Value: -1072878853 | 0xC00D2AFB | 3222088443

What does it mean ?

NS_E_REBOOT_REQUIRED  
Installation was not successful. To continue, you must restart your computer.
Value: 11003 | 0x2AFB | 0b0010101011111011

Where does it come from ?

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

Other Errors for FACILITY_MEDIASERVER