Call of Duty Modern Warfare players are currently facing dev error 6034 on Xbox One, PC, and PS4. The game is crashing for some players and leading to Dev Error 6634 “Unified Geometry Buffer has reached the max surface allocation limit!“. COD Warzone dev error 6034 could trigger for various reasons, most likely network disconnection and corrupted or unreadable game data.
Most of the players are getting dev error 6034 ww_code_pre_gfx.ff or dev error 6034 eng_code_post_gfx.ff on PC. Here is the list.
dev error 6034 ww_ui_boot.ff
dev error 6034 ww_mp_ hideout ff
Warzone dev error 6034 ww_mp_emporium ff
Modern Warfare dev error 6034 ww_mp_piccadilly ff
Follow the steps below to fix COD dev error 6034 on Modern Warfare and Warzone.
This error is related to unreadable and corrupted game data. In some cases, it is network connection related.
The recently released Multiplayer Pack (22GB) was supposed to replace the old data, and having both installed is leading to Warzone dev error 6034 on Xbox.
Uninstall all the older multiplayer data packs including Data Pack 1 and Data Pack 2, except the first multiplayer pack (6.0 GB).
Now install the new multiplayer pack (22GB) and the new Spec Ops and Multiplayer combat pack.
This will allow you to access Multiplayer without any error.
Highlight any content you wish to uninstall.
5. Select Uninstall.
6. Now select Confirm.
If the above trick 1 worked for you, do not follow this one.
Players can install and uninstall packs as mentioned in this video.
Some players are getting Warzone error code 6034 on Xbox One with the message “you have been disconnected from the call of duty servers”. COD MW dev error 6034 could trigger for various reasons, most likely network connection related.
On Xbox One and PlayStation 4/5
Your console will reboot and the game should work now.
Follow the steps below to change your Wifi router DNS settings.
Update: A new patch is released to address dev error 6034 on Xbox and PC. Kindly, download the latest update.
COD Modern Warfare dev error 6034 on Xbox One indicates that you have a corrupted game data. A future Warzone and Modern Warfare game update will address Warzone dev error 6034 on Xbox, PC and PS4.