KORG Legacy Collection series does not currently work properly in Apple Logic/MainStage on Mac OS X 10.7.5. We are presently investigating the cause of this behavior. Please do not update to 10.7.5 until we have released an update to address this issue. Thank you for your patience.

Date : October 3, 2012

[UPDATE]
This issue was addressed/fixed in the OS X Lion 10.7.5 Supplemental Update. If you are using the plugins on the application above, please download and install the OS update.

Date : November 19, 2012