Wasn't this problem due to the announced maintenance of GForge for Monday 26th October 2009, from 18:30 to 22:00?

or related to a squeaksource server reset: http://lists.squeakfoundation.org/pipermail/squeak-dev/2009-October/140479.h... -- GRATIS für alle GMX-Mitglieder: Die maxdome Movie-FLAT! Jetzt freischalten unter http://portal.gmx.net/de/go/maxdome01