I tried adding it as a txt file, but again it was rejected. It's only 18 Kb. What's the email address?

I can't attach the log file. I get the error "invalid file extension". the extension is .log.

Where can I get info on what the error codes mean? Is there some document on how to read the logs? A recent mirror backup of mine resulted in the following error codes and I can't figure out what the problem is: [12/3/2018 3:30:19 PM] Preparing shadow copy [12/3/2018 3:30:39 PM] Shadow copy created ...