I try running the game and the frontend loads but the hwengine crashes.

Error log:
-------------------------------------------------------------
Process: hwengine [293]
Path: /Applications/Hedgewars.app/Contents/MacOS/hwengine
Identifier: hwengine
Version: ??? (???)
Code Type: X86 (Native)
Parent Process: hedgewars [292]

Interval Since Last Report: 253328 sec
Crashes Since Last Report: 9
Per-App Interval Since Last Report: 0 sec
Per-App Crashes Since Last Report: 3

Date/Time: 2009-05-25 11:58:20.059 +0100
OS Version: Mac OS X 10.5.7 (9J61)
Report Version: 6
Anonymous UUID: 22199575-34BD-4995-9500-3ABA83A36555

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

Dyld Error Message:
Library not loaded: /Library/Frameworks/Vorbis.framework/Versions/A/Vorbis
Referenced from: /Applications/Hedgewars.app/Contents/MacOS/hwengine
Reason: image not found
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