iphoto library was created with an unreleased version of i photo
the message was: iphoto was created with an unreleased version of iphoto. Pleae quit and upgrade to photo library by opening it in iphoto 2 or iphoto 4
iMac, Mac OS X (10.6.8)
You did not mention which version of iPhoto you are using.
Try this: open iPhoto while holding the Alt(=option) key, iPhoto will ask you which Library you want to open, point it to the Library in question, maybe it will start it now.
Lex
