Error 0xC00D158B

Value: -1072884341 | 0xC00D158B | 3222082955

What does it mean ?

NS_E_PORT_IN_USE_HTTP  
One usage of each socket address (protocol/network address/port) is permitted. Verify that other services (such as IIS) or applications are not attempting to use the same port and then try to enable the plug-in again.
Value: 5515 | 0x158B | 0b0001010110001011

Where does it come from ?

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

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