Campaign mode crashes on Build Ships click

Purchases GSB from App Store
Purchased and installed online upgrade from website.
Purchased and installed Campaign DLC from website.

Clicked Campaign mode from main screen
Created new campaign and launched
Clicked planet
Clicked Build Ships.
Crashes to desktop with error reporting dialogue.

Process: GratuitousSpaceBattles [9712]
Path: /Applications/Gratuitous Space
Identifier: com.redmarble.GSB
Version: 1.55.3 (1.55.3)
App Item ID: 402431812
App External ID: 3486441
Code Type: X86 (Native)
Parent Process: launchd [149]

Date/Time: 2011-03-12 00:33:35.940 -0800
OS Version: Mac OS X 10.6.6 (10J567)
Report Version: 6

Interval Since Last Report: 1031379 sec
Crashes Since Last Report: 4
Per-App Interval Since Last Report: 177 sec
Per-App Crashes Since Last Report: 4
Anonymous UUID: 1A1BFDBD-268F-4BC6-BA2A-3F017ED7E1E2

Exception Codes: KERN_PROTECTION_FAILURE at 0x000000000000012b
Crashed Thread: 0 Dispatch queue:

Model: MacBook5,1, BootROM MB51.007D.B03, 2 processors, Intel Core 2 Duo, 2 GHz, 4 GB, SMC 1.32f8
Graphics: NVIDIA GeForce 9400M, NVIDIA GeForce 9400M, PCI, 256 MB
Memory Module: global_name
AirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x8D), Broadcom BCM43xx 1.0 (
Bluetooth: Version 2.3.8f7, 2 service, 12 devices, 1 incoming serial ports
Network Service: Ethernet, Ethernet, en0
Network Service: AirPort, AirPort, en1
Serial ATA Device: WDC WD5000BEVT-22A0RT0, 465.76 GB
Serial ATA Device: HL-DT-ST DVDRW GS21N
USB Device: Built-in iSight, 0x05ac (Apple Inc.), 0x8507, 0x24400000
USB Device: USB2.0 Hub, 0x05e3 (Genesys Logic, Inc.), 0x0608, 0x26200000
USB Device: Apple Internal Keyboard / Trackpad, 0x05ac (Apple Inc.), 0x0236, 0x04600000
USB Device: IR Receiver, 0x05ac (Apple Inc.), 0x8242, 0x04500000
USB Device: BRCM2046 Hub, 0x0a5c (Broadcom Corp.), 0x4500, 0x06100000
USB Device: Bluetooth USB Host Controller, 0x05ac (Apple Inc.), 0x8213, 0x06110000