Added in 1.9.9
on <level>:SENDFAIL:<filename[,filename]>:<commands>
Triggers when a dcc send fails.
See also on FILESENT, on FILERCVD, on GETFAIL, $filename, $send.
$send($nick) and $send(-1) can be used to retrieve dcc information about this event.
Parameters
<level> - The User Access Level for the event to trigger.
<filename[,filename]> - Filename(s) to listen to.
<commands> - The commands to be performed when the event listener's criteria is met.
Example
on *:SENDFAIL:*:echo -ag $filename to $nick $address failed