I have %messagetxt set to:
2,15Mp3 System: Duration $duration($calc($mp3(%mp3).length / 1000))
So I will have to evaluate them if not it will show:
2,15Mp3 System: Duration $duration($calc($mp3(%mp3).length / 1000))
But when it evaluates, it shows:
15Mp3 System: Duration 3 mins 7 sec
See the 15?