Here is the complete log file for about three minutes: [20130623 23:19:52.745] Loading config file version 1.1.42 [20130623 23:20:40.575] Loaded folder /share/.... [20130623 23:21:00.359] Merge: failed to verify group signature of files message, aborting [20130623 23:21:12.364] Merge: failed to verify group signature of files message, aborting [20130623 23:21:24.449] Merge: failed to verify group signature of files message, aborting [20130623 23:21:35.943] Merge: failed to verify group signature of files message, aborting [20130623 23:21:47.299] Merge: failed to verify group signature of files message, aborting [20130623 23:21:58.760] Received shutdown request via signal 15 [20130623 23:21:59.591] Merge: failed to verify group signature of files message, aborting [20130623 23:22:09.534] Shutdown. Saving config sync.dat Both computers are on the same LAN.