Apple has released updates for Logic Pro 9, its flagship digital audio workstation and MIDI sequencer application and Logic Express, its lighter counterpart.
Both the Logic Pro 9.1.3 update (193.1 MB) and the Logic Express 9.1.3 update (139.68 MB) improve general stability and compatibility and addresses issues including:
Resolves problems related to the support of Hyper-Threading
Improved compatibility with 6 and 12-core Mac Pro systems
Support for iOS control surface apps that utilize the OSC protocol
REX files now supported in 64-bit mode
Improved compatibility with select Audio Unit plug-ins
Both updates require Mac OS X 10.5.8 or later and are
