Left4Dead 2 is the sequel to the award winning zombie classic first person shooter by Valve that set the zombie trend in Video Games Industry. You can refer to the guide below to fix any issue you face while playing Left4Dead 2, and also for full list of Left4Dead 2 Glitches.
Left4Dead 2 Errors, Crashes, Bugs, Freezes and Fixes
1# Audio Bug. Loss of Mic Volume Master Control
Changing mic volume in game also changes mic volume in windows Fix. In windows go to “Control Panel > Sound Options > Communications Tab”, here change “Reduce the volume of ither sounds by 80%” to “Do Nothing”.
2# Audio Bug. Microphone Looping
Microphone becomes un-muted in windows volume control on map change Fix. Open your config file located in “\steam\steamapps\common\left 4 dead2\left4dead2\cfg\config”, now find
change it to
3# Audio Bug. Audio Output decreases on map change
Audio output automatically descreases on each map change for some users Fix. None, You have to manually change the audio level again
4# Stuttering when tank arrives/shooting at SI
When tank appears on screen some gamers experienced stuttering. Fix. No Fix yet, comment and share if you know the way around this.
5# Performance drop for users with Multicore ATI GPUs/SLI Nvidia and 64Bit OS
Performance drops on every map change while playing Left4Dead 2. Fix. Alt-tab out of the game and then back in. There is another way for nVidia users, if you have driver 195.xx, downgrade to 191.07 WHQL. But still this is a temporary fix.
6# Microsoft Visual C++ Error
Some users have a game crash during map loading getting this error. Fix. Lower your texture models to Normal or Low. If you are using Windows Vista, try installing the OS updates.
7# Crash Without Error
Left4Dead 2 crashes at random without any error message.
in your game run path.
Alternatively, try the workaround below.
Close Steam if running.
Go to your Steam\Steamapps folder and delete left 4 dead 2 clint.ncf.
Delete client.dll from your Steam\steamapps\common\left 4 dead 2\left4dead2\bin folder.
Right click on L4D2 and validate the game
After Validation is complete right click on the game and choose Install
Let the game re-download the files and install them properly
8# Game Crashes After Intro
If your game crashes right after the intro video, try this workaround; Fix. Open up a notepad and paste this, then save it as l4d2regx86.reg and Run.
9# Engine Failing (IVP..)
Users may experience this error in Left4Dead 2 Campaign, Versus and Scavange. Fix. None, if you know something about it, share with us.
10# Couldn’t CRC Client side dll bin\client.dll
You may get this Error While Joining a Server Fix. Go to
\steam\steamapps\common\left 4 dead 2\left4dead2\bin
and find “client.dll.old” and rename to “client.dll”.
11# Error instead of normal skins
Players see this error on Zombies/Weapons/Etc Fix. Try verifying your Game Cache
12# Game Crashes after killing a Witch
When you or your team kills a witch the game crashes, while game is still showing you in the server and they have to kick you before you could join again. Fix. Try Verifying your Game Integrity (It may not work for all users). Otherwise Delete your game and re-download it.
13# Dev. Console not working in Lobby
Some people may experience a bug that stops dev. console to open in lobby. Fix. They have to quit from the lobby, enter the commands here and re-host the lobby.
14# Texture Glitch. Ventilation ducts on Hard Rain Map 5 are invisible
Some of you may experience this same error on some of other maps of Left4Dead 2 as well. Fix. Change graphics settings if you are playing on Low.
15# Split Screen bug. Surfaces with water on top makes it see through and very hard to navigate on
Water gets a hall-of-mirrors effect for both players making it very difficult to play on water-centric campaigns (C3 and C4). Fix. None, if you know a way around it, share.