Here it comes:
09.07.14 16:49:01,290 xpcd[209]: restored permissions (100600 -> 100700) on /Users/swf/Library/Containers/com.apple.iChat/Container.plist
09.07.14 16:49:01,345 Messages[2614]: Chat history path /Users/swf/Library/Containers/com.apple.iChat/Data/Library/Messages/Archive Status: 0 totalExpected: 0 countProcessed: 0, forcing an import.
09.07.14 16:49:01,910 Messages[2614]: *** setObjectForKey: object cannot be nil (key: NSFont)
09.07.14 16:49:01,911 Messages[2614]: (
0 CoreFoundation 0x00007fff831c525c __exceptionPreprocess + 172
1 libobjc.A.dylib 0x00007fff88889e75 objc_exception_throw + 43
2 CoreFoundation 0x00007fff830c022e -[__NSDictionaryM setObject:forKey:] + 1102
3 SocialUI 0x00007fff8addd0b8 -[SOWebLinkButton setAttributedTitle:] + 298
4 SocialUI 0x00007fff8addcee8 -[SOWebLinkButton updateAttributedTitle:] + 153
5 SocialUI 0x00007fff8addcd5b -[SOWebLinkButton setAttributes:] + 241
6 SocialUI 0x00007fff8addcb6a -[SOWebLinkButton _initializeButtonStyle] + 240
7 CoreFoundation 0x00007fff830e5309 -[NSSet makeObjectsPerformSelector:] + 201
8 AppKit 0x00007fff8b32dafd -[NSIBObjectData nibInstantiateWithOwner:topLevelObjects:] + 1157
9 AppKit 0x00007fff8b3d1e5c -[NSNib _instantiateNibWithExternalNameTable:] + 600
10 AppKit 0x00007fff8b501482 -[NSNib instantiateNibWithOwner:topLevelObjects:] + 215
11 AppKit 0x00007fff8b501262 -[NSViewController loadView] + 180
12 SocialUI 0x00007fff8add3091 -[SOViewController loadView] + 77
13 AppKit 0x00007fff8b42f718 -[NSViewController view] + 41
14 Messages 0x0000000104c201d7 Messages + 1921495
15 Messages 0x0000000104c20310 Messages + 1921808
16 Messages 0x0000000104c2049a Messages + 1922202
17 Messages 0x0000000104a81eb3 Messages + 224947
18 Messages 0x0000000104aa0f6f Messages + 352111
19 Foundation 0x00007fff819d113e __NSThreadPerformPerform + 229
20 CoreFoundation 0x00007fff830f65b1 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
21 CoreFoundation 0x00007fff830e7d29 __CFRunLoopDoSources0 + 441
22 CoreFoundation 0x00007fff830e73ef __CFRunLoopRun + 831
23 CoreFoundation 0x00007fff830e6e75 CFRunLoopRunSpecific + 309
24 HIToolbox 0x00007fff83887a0d RunCurrentEventLoopInMode + 226
25 HIToolbox 0x00007fff838877b7 ReceiveNextEventCommon + 479
26 HIToolbox 0x00007fff838875bc _BlockUntilNextEventMatchingListInModeWithFilter + 65
27 AppKit 0x00007fff8b33f24e _DPSNextEvent + 1434
28 AppKit 0x00007fff8b33e89b -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 122
29 AppKit 0x00007fff8b33299c -[NSApplication run] + 553
30 AppKit 0x00007fff8b31d783 NSApplicationMain + 940
31 libdyld.dylib 0x00007fff8af835fd start + 1
)
09.07.14 16:49:02,204 com.apple.SecurityServer[16]: Killing auth hosts
09.07.14 16:49:02,204 com.apple.SecurityServer[16]: Session 100024 destroyed
09.07.14 16:49:02,206 com.apple.SecurityServer[16]: Session 100027 created
09.07.14 16:51:53,707 Messages[2614]: [Warning] A window restoration handler (stored in sRestoreWindowStateArray) was left dangling
09.07.14 16:52:11,773 WindowServer[118]: WSSetTrackingAreaEnabled : Invalid tracking area 0x600000282710
09.07.14 16:52:11,774 WindowServer[118]: WSSetTrackingAreaEnabled : Invalid tracking area 0x600000282710
09.07.14 16:52:11,809 WindowServer[118]: WSSetTrackingAreaEnabled : Invalid tracking area 0x600000282710