Crash Log

UpLink version 1.6.1
OS X 10.7.4

The game crashes every time I attempt to bounce calls. At about the 5th or 6th bounce, the game crashes. Here is the log:

8/5/12 9:11:18.000 PM kernel: CODE SIGNING: cs_invalid_page(0x1000): p=560(Uplink) clearing CS_VALID
8/5/12 9:11:20.546 PM Uplink: CGDisplayBaseAddress is obsolete and returning NULL for display 0x4273140
8/5/12 9:11:34.640 PM com.apple.launchd.peruser.501: ((0x0-0x51051).uk.co.introversion.Uplink(560)) Exited with code: 255