Im crash-log steht was mit EXC_BAD_ACCESS...
... und sieht etwa folgendermaßen aus:
OS Version: 10.3.9 (Build 7W98)
Report Version: 2
Command: TeXShop
Path: /Applications/TeXShop.app/Contents/MacOS/TeXShop
Version: TeXShop Version 1 (1.43)
PID: 539
Thread: 0
Exception: EXC_BAD_ACCESS (0x0001)
Codes: KERN_INVALID_ADDRESS (0x0001) at 0xa546c448
Thread 0 Crashed:
0 libobjc.A.dylib 0x908311f4 objc_msgSend + 0x14
1 com.apple.AppKit 0x92efcbc0 +[NSMenu(NSKeyEquivalents) _removeItem:fromTable:] + 0xf4
2 com.apple.AppKit 0x92ed4878 -[NSMenuItem setMenu:] + 0x48
3 com.apple.AppKit 0x92ef2398 -[NSMenu removeItemAtIndex:] + 0x3c
4 com.apple.AppKit 0x92fa8bf4 -[NSPopUpButtonCell removeAllItems] + 0x44
5 TeXShop 0x00032488 -[MacroMenuController addItemsToPopupButton:] + 0x3c (MacroMenuController.m:273)
6 TeXShop 0x00018bb0 -[MyDocument resetMacroButton:] + 0x5c (MyDocument.m:5697)
7 TeXShop 0x0000f728 -[MyDocument doJob:withError:runContinuously:] + 0x2e8 (MyDocument.m:1861)
8 com.apple.AppKit 0x92f276fc -[NSApplication sendAction:to:from:] + 0x6c
9 com.apple.AppKit 0x92f2e418 -[NSControl sendAction:to:] + 0x60
10 com.apple.AppKit 0x92f686f8 -[NSCell _sendActionFrom:] + 0x9c
11 com.apple.AppKit 0x92f08150 -[NSCell trackMouse:inRect
fView:untilMouseUp:] + 0x3fc
12 com.apple.AppKit 0x92f79314 -[NSButtonCell trackMouse:inRect
fView:untilMouseUp:] + 0x234
13 com.apple.AppKit 0x92f3e4e8 -[NSControl mouseDown:] + 0x218
14 com.apple.AppKit 0x92eb25f4 -[NSWindow sendEvent:] + 0x10e4
15 com.apple.AppKit 0x92ea4ca0 -[NSApplication sendEvent:] + 0xebc
16 com.apple.AppKit 0x92ead0d0 -[NSApplication run] + 0x240
17 com.apple.AppKit 0x92f697bc NSApplicationMain + 0x1d0
18 TeXShop 0x00009f00 _start + 0x188 (crt.c:267)
19 dyld 0x8fe1a278 _dyld_start + 0x64
PPC Thread State:
srr0: 0x908311f4 srr1: 0x0200f030 vrsave: 0x00000000
cr: 0x48004228 xer: 0x00000000 lr: 0x92efcbc0 ctr: 0x908311e0
r0: 0x92efcbc0 r1: 0xbfffe7c0 r2: 0x04332bf0 r3: 0x0430afe0
r4: 0x9085b600 r5: 0x00000020 r6: 0x00000035 r7: 0x00000035
r8: 0x00000035 r9: 0x0000002c r10: 0x000007ad r11: 0xa2e71fc4
r12: 0xa546c448 r13: 0x00000000 r14: 0x00000100 r15: 0x00000000
r16: 0xa2e97d54 r17: 0xa2e97d54 r18: 0xa2e97d54 r19: 0xa2ea7d54
r20: 0x00000000 r21: 0x00000000 r22: 0x0005244c r23: 0x004e81d0
r24: 0x00446f50 r25: 0x004dc450 r26: 0x00000002 r27: 0x004dc380
r28: 0x0430ad70 r29: 0x04336530 r30: 0x04335870 r31: 0x92efcacc