So I was trying to contribute some cycles to the Folding@Home project recently, and ran into a problem that took seemingly forever to figure out. The log.txt file showed that the core (the build of the executable that’s optimized for a given platform) wouldn’t download.
15:21:12:WU00:FS00:Downloading core from http://www.stanford.edu/~pande/Linux/AMD64/Core_a4.fah
15:21:12:WU00:FS00:Connecting to www.stanford.edu:80
15:21:13:ERROR:WU00:FS00:Exception: Failed to read stream