From WikiChip
mirc/on events/on nosound
The ON NOSOUND event triggers when a remote user attempts to send a sound request and the file does not exist on the local mIRC system.
This event fills the $filename identifier with the file name of the attempted sound.
Synopsis
ON <level>:NOSOUND:<commands>
Parameters
<level>The level for the event to trigger.
<commands>The commands to be performed when the event listener's criteria is met.
Example
Send a message to the user when sound file does not exist:
ON *:NOSOUND:msg $nick Unfortunately, I do not have: $filename
Compatibility
Added: mIRC v4.6
Added on: 07 Sep 1996
Note: Unless otherwise stated, this was the date of original functionality.
Further enhancements may have been made in later versions.
See Also
mIRC on event list