20 Most Recent Propellerhead Reason 4.0 - Windows and Mac Upgrade Version for PC, Mac Questions & Answers

Possible your driver is out of date. Reinstall or update it.

ck devm

The keyboard  is not sending a note off instruction after the key is released. Try checking midi preferences in reason.If your using a Mac check that the edirol is present by launching Audio MIDI Setup utility located in the utilities folder. You can download the latest Mac driver from Roland below: EDIROL PCR-300 32-key MIDI Keyboard Controller :: Download 

Hey, this worked for me!
Edit: Preferences: Page: Audio Then simply change the 'Audio Card Driver' until you can hear reason playing sound.

your copy of propellerhead reason licence might have expired on this particular computer
you could try it on another computer
hope this helps

Very common problem. =]
All you have to do is go into edit > preferences > audio > then there will be a menu where you can pick which sound card Reason will read from. Experiment with the different options until you find one with sound on it.

Hi,

Try this. First Edit > Preferences > Page: Audio > Audio card drive : that should fix it. If there is still issues check for the audio card drivers.

Do get back to us for any further query and do not forget to accept it.

Thanks for contacting fixya.com

During start-up press F8 on your keyboard. choose sage mode - do necessary changes.

i have the same problem but mine started when i got a new midi keyboard :)

Did you create a mixer first?

How can i help you?

your system is infect of virus or troyan
you must scan your system with some antivirus
if you don,t can clean your system you format hard disks
and instal all again .

Sounds like you need to check the FAQ's on Reason's website.

There is probably more things that it could be then there are that it couldn't. First I would try to uninstall and reinstall the software and go from there.
Thanks,
Lee