I got this error when I was running TalkSoup on Debian SID:
Loading two versions of Protocol. The class that will be used is undefined
Loading two versions of Protocol2. The class that will be used is undefined
Loading two versions of __ObjC_Protocol_Holder_Ugly_Hack. The class that will be used is undefined
Loading two versions of Object. The class that will be used is undefined
2013-10-03 06:51:20.635 TalkSoup[10905] Could not load 'NetclassesInput' from '()'
2013-10-03 06:51:20.636 TalkSoup[10905] Could not load 'GNUstepOutput' from '()'
2013-10-03 06:51:20.636 TalkSoup[10905] Could not load 'Highlighting' from '()'
2013-10-03 06:51:20.636 TalkSoup[10905] Could not load 'KeepAlive' from '()'
2013-10-03 06:51:20.636 TalkSoup[10905] Could not load 'DCCSupport' from '()'
2013-10-03 06:51:20.636 TalkSoup[10905] Could not load 'Ignore' from '()'
2013-10-03 06:51:20.636 TalkSoup[10905] Could not load 'MessageInTab' from '()'
2013-10-03 06:51:20.636 TalkSoup[10905] Could not load 'Colorizer' from '()'
GWorkspace and Gorm both run very well and are stable.