OneDrive & Audition

What sort of problems? There's one absolutely predictable one, and that is that trying to save direct to it is extremely likely to fail - just as it would with any other remote storage. Trying to save a file over a bit of wet string (which in terms of data flow is what the internet is) runs into handshaking problems that Audition can't cope with. The solution is to save your file locally first and transfer that - the OS is a lot better at sorting this out, because that's what it's designed to do, and won't hang up when it gets a delayed response. Also it means that whilst this is happening, you can keep on working...