Browse to the Fallout New Vegas installation directory and locate the main game exe file. The ‘Add incompatible executable file’ dialog box will be displayed. Press the edit button that is next to the text field.
Tick the ‘Dont use ffdshow in’ checkbox if not already checkedģ. If you can’t find it on the start menu, right click the ffdshow video decoder (red) icon that appears on the taskbar when a supported video file is playing, and select ‘ffdshow video decoder’ option from the menu.Ģ. If you have installed any codec packs, check the start menu entries of those. You may access this through the start menu. Launch the ffdshow video decoder configuration window.
You have to either uninstall the codecs from your system or add fallout3.exe to FFDShow audio and video decoders exceptions list.ġ. Fallout 3 engine seems to have incompatibilities with these and is known to cause crashes as well as audio issues. If the above still does not fix your crash and launch, try running the game in windowed mode.įallout 3 New Vegas crash to desktop at intro or launch, black screen issues, audio issuesĪbove can happen if you have FFDShow codecs installed on your machine. Place the file inside your game' installation directory. Repeat steps 1-3 for Fallout_default.ini located inside Steam\steamapps\common\fallout new vegas\ folder.įallout New Vegas crash after intro videoĢ. Restart the game and mouse acceleration issues should hopefully be resolved. Save and close the file (it’s assumed that this file is not read only – if it is, remove the read only attribute from file properties). Add the following lines to this section: fForegroundMouseAccelBase=0 Open FalloutPrefs.ini located inside My Documents\My Games\FalloutNV with a text editor.Ģ. I’m not sure if this is a feature or a bug but if you want to disable it, follow the steps below:ġ. I don’t know about you but I find the sudden mouse accelration annoying as hell. I’ve found this to be killing lower end GPU and disabling this gave a noticeable performance boost. If you encounter this issue, try setting the water multisampling setting to low. Sometimes, particularly if you are using low end video hardware, you might find the game to be lagging in performance with stuttering and jerky frame rates. This is also known to resolve some crash at launch issues with Fallout New Vegas.įix Jerky framerate issues, low FPS in Fallout New Vegas Game will now use Directx 9 Render Path instead of the backward computability DX9 API with DX10 steamapps/common/fallout new vegas (or wherever your falloutNV.exe is located)ģ.
Download and place the dx9.dll file as directed in instructions below and you may notice a significant performance increase with your Fallout New Vegas installation:Ģ. I’ve got to say, this is an awesome fix and a godsend for those who are plagued with performance problems. Improve FPS, fix NPC slowdown, stuttering issues and increase framerate Repeat steps 2-5 for fallout_default.ini file in installation dir (default C:\Program Files (x86)\Bethesda Softworks\Fallout New Vegas)
Add another line beneath the above, iNumHWThreads=2Ħ. Open fallout.ini file in My Documents\My Games\FalloutNV with a text editor such as Notepad.Ĥ. You can try to avert these issues by limiting the game to use only two cores.ġ. Random freezes including BSOD errors can occur on certain multi core hardware environments due to incompatibilities with the game engine. Please note, ALL information here is taken from the internet when trying to fix my game crashingįallout 3 New Vegas freezing & random freezes mid game, BSOD errors