Hallo everybody, i'm new in the forum, from Sicily. I'm a sound engineer and recently i changed my digidesign and DM 24 with a Dm4800 and IF-FW DM MKII interface. Thi is the problem, averithing is ok, works perfectly, except... When i'm recording a and try to monitor the return (the playback) and not the source, no sound comes from the mixer. try to explain, for example, i listen a recorded track via slot 1. 1-2 on channel 25-26...OK. iF i record a track and quit the stereo assign to listen only the playback from Pro tools....i can't. the same out don't make a sound. gear: Dm4800 (version 1.70) if-fwdmkII (version 1.30, Firmware 1.02 ) Protools 12.6 (monitor green when i want listen the playback) Mac Os 10.9.5 2x 2.26 ghz quad core intel xeon 32 gb Ram Hd ssd 1TB hope someone can help. didn't find anything on the forum i need to start a new record soon. Grazie mille in anticipo.