GPGMail and OS X 10.5.6
GPGMail seems to be not compatible with Mail.app from OS X 10.5.6. A workaround is to use the Property List Editor to edit ~/Library/Preferences/com.apple.mail.plist and set EnableBundles to false.
GPGMail seems to be not compatible with Mail.app from OS X 10.5.6. A workaround is to use the Property List Editor to edit ~/Library/Preferences/com.apple.mail.plist and set EnableBundles to false.