I'm guessing at that summary based on the stack trace since I can't figure out how to reproduce this. I wasn't working with any of the Adium windows when it crashed, but I do know that the CL window was present as well as a message window with at least one unread message.
I'm using [22870]
Stack trace is as follows:
Process: Adium [6764]
Path: /Users/jordan/adium/build/Development/Adium.app/Contents/MacOS/Adium
Identifier: com.adiumX.adiumX
Version: 1.3svn (1.3svn)
Code Type: X86 (Native)
Parent Process: launchd [150]
Date/Time: 2008-03-10 23:09:18.678 -0300
OS Version: Mac OS X 10.5.2 (9C31)
Report Version: 6
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x00000000c44ebddf
Crashed Thread: 0
Thread 0 Crashed:
0 libobjc.A.dylib 0x902a66e8 objc_msgSend + 24
1 com.adiumX.adiumX 0x000f3a48 -[AIContactController listObjectStatusChanged:modifiedStatusKeys:silent:] + 71 (AIContactController.m:408)
2 Adium 0x002d0099 -[AIListObject didModifyStatusKeys:silent:] + 98 (AIListObject.m:317)
3 Adium 0x002cc9df -[ESObjectWithStatus notifyOfChangedStatusSilently:] + 129 (ESObjectWithStatus.m:145)
4 Adium 0x002d10d8 -[AIListObject notifyOfChangedStatusSilently:] + 74 (AIListObject.m:736)
5 Adium 0x002d00e5 -[AIListObject didNotifyOfChangedStatusSilently:] + 69 (AIListObject.m:331)
6 Adium 0x002cc9fe -[ESObjectWithStatus notifyOfChangedStatusSilently:] + 160 (ESObjectWithStatus.m:147)
7 Adium 0x002d10d8 -[AIListObject notifyOfChangedStatusSilently:] + 74 (AIListObject.m:736)
8 com.adiumX.AdiumPurple 0x0f3035e5 -[CBPurpleAccount updateSignon:withData:] + 109 (CBPurpleAccount.m:212)
9 com.adiumX.AdiumPurple 0x0f302490 buddy_event_cb + 687 (adiumPurpleSignals.m:97)
10 libpurple 0x11061da3 purple_marshal_VOID__POINTER + 40
11 libpurple 0x110619b9 purple_signal_emit_vargs + 354
12 libpurple 0x11061851 purple_signal_emit + 124
13 libpurple 0x1101cd94 purple_blist_update_buddy_status + 208
14 libpurple 0x11057c48 purple_prpl_got_user_status + 361
15 libpurple 0x110ded2e msn_user_update + 228
16 libpurple 0x110d2948 nln_cmd + 358
17 libpurple 0x110c552b msn_cmdproc_process_cmd + 478
18 libpurple 0x110c55d7 msn_cmdproc_process_cmd_text + 96
19 libpurple 0x110d637b read_cb + 527
20 com.adiumX.AdiumPurple 0x0f2ffa2f socketCallback + 247 (adiumPurpleEventloop.m:370)
21 com.apple.CoreFoundation 0x91ebe940 __CFSocketDoCallback + 640
22 com.apple.CoreFoundation 0x91ebff75 __CFSocketPerformV0 + 133
23 com.apple.CoreFoundation 0x91eb562e CFRunLoopRunSpecific + 3166
24 com.apple.CoreFoundation 0x91eb5d18 CFRunLoopRunInMode + 88
25 com.apple.HIToolbox 0x904386a0 RunCurrentEventLoopInMode + 283
26 com.apple.HIToolbox 0x904384b9 ReceiveNextEventCommon + 374
27 com.apple.HIToolbox 0x9043832d BlockUntilNextEventMatchingListInMode + 106
28 com.apple.AppKit 0x967ba7d9 _DPSNextEvent + 657
29 com.apple.AppKit 0x967ba08e -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 128
30 com.apple.AppKit 0x967b30c5 -[NSApplication run] + 795
31 com.apple.AppKit 0x9678030a NSApplicationMain + 574
32 com.adiumX.adiumX 0x000036a7 main + 30 (main.m:4)
33 com.adiumX.adiumX 0x00003012 _start + 216
34 com.adiumX.adiumX 0x00002f39 start + 41