The Sibelius Forum

Thanks Mike, sending it now.

I have a similar problem: when I play back, pitch gets really distorted; it's driving me nuts. Is it possible some MIDI information got sent to my Mac, that I don't see?
I tried to attach the .sib file and got the msg "invalid file extension", wtf?
thanks,
John
Sibelius 2019.1
MacOS 10.15.4