Getting crash on startup

I just downloaded the latest version and running on a macbook pro. When i try to start the simulator in order to register I get the following. I am new to corona and appreciate any help.

Process: Corona Simulator [352]
Path: /Applications/Corona.243/Corona Simulator.app/Contents/MacOS/Corona Simulator
Identifier: com.anscamobile.Corona_Simulator
Version: ??? (???)
Code Type: X86 (Native)
Parent Process: launchd [125]

Interval Since Last Report: 999 sec
Crashes Since Last Report: 10
Per-App Interval Since Last Report: 0 sec
Per-App Crashes Since Last Report: 10

Date/Time: 2010-12-11 22:48:41.646 -0600
OS Version: Mac OS X 10.5.8 (9L31a)
Report Version: 6
Anonymous UUID: 097F89EE-AAE3-4592-AFBE-D517A3A20F02

Exception Type: EXC_BREAKPOINT (SIGTRAP)
Exception Codes: 0x0000000000000002, 0x0000000000000000
Crashed Thread: 0

Dyld Error Message:
Library not loaded: @rpath/SDL_sound.framework/Versions/A/SDL_sound
Referenced from: /Applications/Corona.243/Corona Simulator.app/Contents/MacOS/Corona Simulator
Reason: no suitable image found. Did find:
/Applications/Corona.243/Corona Simulator.app/Contents/MacOS/…/Frameworks/SDL_sound.framework/Versions/A/SDL_sound: unknown required load command 0x80000022

[import]uid: 3276 topic_id: 4410 reply_id: 304410[/import]

I replaced the SDL_sound.framework and now everything works [import]uid: 3276 topic_id: 4410 reply_id: 13766[/import]