Running Deluge 1.1.9 on Arch-x86 and periodically my GUI just goes blank. Whatever progress my downloads/updates have made seems to get wiped out and my only option is to force quiet the Deluge and reload it. I would love to see a log file, by my ~/.config/deluge.log is a 0-byte file. If I start deluge w/ the logging option enabled ($ deluge -l deluge.log) it too creates a 0-byte file that stays empty.
Tried it... same thing: 0-byte file. I have deluge setup to run in classic mode, but I switched out of that and attempt the daemon mode as described in the FAQ link you posted. I know the permissions are fine: