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Been getting a number of '503 Error' pages over the last half hour, including when trying to log off.

Sorry if there was a specific section for Naval Aviation that I missed, but I really need an answer to this. In this diagram, on wikipedia...

My project right now is both the Bell YP-59A and a North American O-47. Here is a shot of the starboard stub wing on the O-47. My partner (John Peterson) and I made the entire trailing edge, the top center skin and are now working on a piece of leading edge shown below. We were ready to...

I've been through the internet and talk to various people in the real world and found nothing, so here is my question to the computer savvy on the forum. What can I do or don't do when I'm backing up my laptop to an external hard drive? So far, it's been 3 hours and I'm half done. Normally I...