Event Message:

The Simple TCP/IP Services could not open the UDP Discard port. The UDP Discard service was not started.

Source Event Log Event ID Event Type
SIMPTCP System 14 Error

Explanation:

This computer might be unable to respond to some requests from other systems that use the Discard protocol. There may not be enough free memory, or the port is open by another application.

User Action:

Close some applications to free memory, and try again. To find out whether another application has the port open, use the Netstat command.