[0.12]Unexpected Error on auto save

[coopmaster]

log file

0.000 2015-07-18 23:47:17; Factorio 0.12.0 (Build 103, win64)
0.000 Operating system: Windows 8
0.000 Read data path: B:/Games/Factorio/Factorio_0.12.0/data
0.000 Write data path: B:/Games/Factorio/Factorio_0.12.0
0.000 Binaries path: B:/Games/Factorio/Factorio_0.12.0/bin
0.135 Initialised Direct3D: NVIDIA GeForce GTX 980; driver: nvd3dumx.dll 10.18.13.5330
0.162 Graphics options: [FullScreen: false] [VSync: true] [UIScale: 100%] [MultiSampling: X 8] [Graphics quality: normal] [Video memory usage: all]
0.215 Loading mod core 0.0.0 (data.lua)
0.218 Loading mod base 0.12.0 (data.lua)
0.268 Loading mod Fluid Void 1.0.1 (data.lua)
0.305 Loading mod GalacticTrade 0.5.0 (data.lua)
0.347 Loading mod Landfill 2.1.5 (data.lua)
0.394 Loading mod Larger Inventory 1.0.0 (data.lua)
0.437 Loading mod Side Inserters 1.0.0 (data.lua)
0.478 Loading mod Torches 0.1.3 (data.lua)
0.540 Loading mod rso-mod 1.2.2 (data-updates.lua)
1.086 Initial atlas bitmap size is 16384
1.090 Created atlas bitmap 16384x7665
7.868 Info Updater.cpp:720: Downloading https://www.factorio.com/updater/get-av ... iVersion=2
8.264 0 packages available to download (experimental updates disabled).
8.285 Factorio initialised
42.882 Loading map
42.882 Info Scenario.cpp:160: Map version 0.12.0-36
Factorio crashed. Generating symbolized stacktrace, please wait ...
c:\temp\factorio-5829127a\libraries\stackwalker\stackwalker.cpp (923): StackWalker::ShowCallstack
c:\temp\factorio-5829127a\src\util\logger.cpp (283): Logger::writeStacktrace
c:\temp\factorio-5829127a\src\util\logger.cpp (337): Logger::logStacktrace
c:\temp\factorio-5829127a\src\util\crashhandler.cpp (79): CrashHandler::writeStackTrace
c:\temp\factorio-5829127a\src\util\crashhandler.cpp (137): CrashHandler::SignalHandler
f:\dd\vctools\crt\crtw32\misc\winxfltr.c (372): _XcptFilter
f:\dd\vctools\crt\crtw32\startup\threadex.c (378): _callthreadstartex$filt$0
f:\dd\vctools\crt\crtw32\misc\amd64\chandler.c (162): __C_specific_handler
ERROR: SymGetLineFromAddr64, GetLastError: 487 (Address: 00007FFA7FB83F0D)
00007FFA7FB83F0D (ntdll): (filename not available): _chkstk
ERROR: SymGetLineFromAddr64, GetLastError: 487 (Address: 00007FFA7FB44887)
00007FFA7FB44887 (ntdll): (filename not available): RtlRaiseException
ERROR: SymGetLineFromAddr64, GetLastError: 487 (Address: 00007FFA7FB8309A)
00007FFA7FB8309A (ntdll): (filename not available): KiUserExceptionDispatcher
c:\temp\factorio-5829127a\libraries\agui\src\agui\resizabletext.cpp (54): agui::ResizableText::drawTextArea
c:\temp\factorio-5829127a\libraries\agui\src\agui\widgets\button\button.cpp (90): agui::Button::paintComponent
c:\temp\factorio-5829127a\libraries\agui\src\agui\widget.cpp (1281): agui::Widget::_recursivePaintChildren
c:\temp\factorio-5829127a\libraries\agui\src\agui\widget.cpp (1297): agui::Widget::_recursivePaintChildren
c:\temp\factorio-5829127a\libraries\agui\src\agui\widget.cpp (1297): agui::Widget::_recursivePaintChildren
c:\temp\factorio-5829127a\libraries\agui\src\agui\gui.cpp (1025): agui::Gui::render
c:\temp\factorio-5829127a\src\graphics\guirenderer.cpp (35): GuiRenderer::prepare
c:\temp\factorio-5829127a\src\mainloop.cpp (209): MainLoop::prepare
c:\temp\factorio-5829127a\src\mainloop.cpp (450): MainLoop::tickStep
c:\temp\factorio-5829127a\src\mainloop.cpp (531): MainLoop::run
c:\temp\factorio-5829127a\src\main.cpp (347): wmain
f:\dd\vctools\crt\crtw32\startup\crt0.c (255): __tmainCRTStartup
ERROR: SymGetLineFromAddr64, GetLastError: 487 (Address: 00007FFA7E8B13D2)
00007FFA7E8B13D2 (KERNEL32): (filename not available): BaseThreadInitThunk
ERROR: SymGetLineFromAddr64, GetLastError: 487 (Address: 00007FFA7FB05444)
00007FFA7FB05444 (ntdll): (filename not available): RtlUserThreadStart
2096.279 Error Util.cpp:45: Unexpected error occurred. You can help us to solve the problem by posting the contents of the log file on the Factorio forums.

I started a new game with some mods on and was just walking around and the unexpected error popped up. I have no idea what might have caused it from what I was doing.

Mod List

Galactic Trade (my mod)
Landfill
Fluid Void
Larger Inventory
Ore Expansion
Side Inserters
Torches for Lighting
Resource Spawner Overhaul (RSO)