Where does these "old" versions lurk on my Mac?

It would be nice to be able to actually build a sketch with out getting this as "errors".

Invalid version found: version 2013-07-07-17:51
Invalid version found: version 2013-07-07-17:51
Invalid version found: version 2013-07-07-17:51
Invalid version found: version 2013-07-07-17:51

I will remove the files manually, if someone could tell me where yo look for them?

/John
johnwilund@gmail.com

I have answered your question here: http://forum.arduino.cc/index.php?topic=366573.msg2567418#msg2567418 Please don't cross post.