It's crashing on launch for me too, and seems to be something to do with address book lookup. I think I may have deleted the contact in my address book that refers to myself... perhaps that's the problem?
Incident Identifier: 7560EDCE-3A58-41C0-B9F6-2A433FABD37C
CrashReporter Key: 0c21a6110618b719ad7bb460b8d65e6062daac1f
Process: iMmo [264]
Path: /var/mobile/Applications/742096B4-6469-4936-BADD-1908E422BECD/iMmo.app/iMmo
Identifier: iMmo
Version:
(
)
Code Type: ARM (Native)
Parent Process: launchd [1]
Date/Time: 2008-08-04 15:13:36.238 +0100
OS Version: iPhone OS 2.0 (5A347)
Report Version: 103
Exception Type: EXC_BAD_ACCESS (SIGBUS)
Exception Codes: KERN_PROTECTION_FAILURE at 0x00000008
Crashed Thread: 0
Thread 0 Crashed:
0 AppSupport 0x308996fc CPRecordGetStore + 0
1 AddressBook 0x31b9bef4 ABCGetAddressBookForRecord + 40
2 AddressBook 0x31baba6c ABRecordCopyValue + 12
3 iMmo 0x000a450a 0x1000 + 668938
4 iMmo 0x000a4716 0x1000 + 669462
5 iMmo 0x000a32d6 0x1000 + 664278
6 iMmo 0x000a33f6 0x1000 + 664566
7 iMmo 0x000a3dca 0x1000 + 667082
8 iMmo 0x0007ebd4 0x1000 + 515028
9 iMmo 0x0007ed7a 0x1000 + 515450
10 iMmo 0x0007ee86 0x1000 + 515718
11 iMmo 0x00004fce 0x1000 + 16334
12 CoreFoundation 0x3025fa42 -[NSObject performSelector:withObject:] + 18
13 UIKit 0x30a5dda4 -[UIApplication performInitializationWithURL:asPanel:] + 212
14 UIKit 0x30a66354 -[UIApplication _runWithURL:] + 424
15 Foundation 0x3069af60 __NSFireDelayedPerform + 452
16 CoreFoundation 0x3025bfec CFRunLoopRunSpecific + 2642
17 CoreFoundation 0x3025b584 CFRunLoopRunInMode + 44
18 GraphicsServices 0x316998e4 GSEventRunModal + 268
19 UIKit 0x30a5e308 -[UIApplication _run] + 404
20 UIKit 0x30a671dc UIApplicationMain + 1064
21 iMmo 0x00003992 0x1000 + 10642
22 iMmo 0x0000202c 0x1000 + 4140