[snifx]

Originally Posted by boreg

I had a similar problem, turned out to be a clock issue.
Switch the sampling frequency to 48 and back to 44.1, this fixed it for me.

Thanks for all your replies!

The sampling frequency seemed to be the problem - even though I am using OS 3.0.3.
After switching back and forth between 44.1 KHz and 48 KHz the problem disappeared!

Thanks again!