Error 0xC00D004B

Value: -1072889781 | 0xC00D004B | 3222077515

What does it mean ?

NS_E_MAX_FILERATE  
Cannot exceed the maximum file rate.
Value: 75 | 0x004B | 0b0000000001001011

Where does it come from ?

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

Other Errors for FACILITY_MEDIASERVER