I suggest you simply reinstall Messenger Plus! 3, it will reassociate the file extensions. Log files are opened with a special command line, you can't just associate the Plus! executable to them .
Messenger plus! 3 chat log problem - by Xandersears on 09-24-2007 at 04:37 PM RE: Messenger plus! 3 chat log problem - by Patchou on 09-24-2007 at 05:00 PM