Sorry to hear of your personal troubles. Hope it all works out.
Meantime, I searched this forum for your words above. Search results for 'The operation couldn’t be completed. (NSURLErrorDomain error -1001.) Timeout' - DEVONtechnologies Community.
I was reminded looking at some of the discovered threads that this log message is from Dropbox. @Bluefrog reports in one of the discovered threads:
As I mentioned above, if this were me I’d get syching via Bonjour working first.