CAREFUL: FM Server issues

Not sure if others have experienced this but my nightly scripts which have been running fine for years no longer complete for a couple of my clients after updating to FM on the server.

These are server-side scripts.

I've also noticed a weird situation where Get(scriptResult) sometimes doesn't return results either. There are scripts I run locally that work fine, but when run on server they fail to return results and sometimes get bogus data.

I've seen other posts about callbacks and such not working with latest version of server: