Ever since downloading Wolfram Desktop for Mac (Yosemite 10.10.3) I have never been able to save a Notebook, either through the “Save” or “Save to Wolfram Cloud” options. I always get the following error:
The first thing I did was contact support, but unless you’re a “Premier Service Subscriber” your options there (and likelihood of reaching a conclusion) are very limited. Was hoping that somebody else had run into the same issue.