Some users report that only a full reinstall of Black Ops 3 fixes the error—but only if they also after uninstalling.
Wait for the process to finish (this may take 5–10 minutes). Steam will automatically re-download any missing or corrupted files. 3. Clear Your Console Cache (PlayStation / Xbox)
Have a different fix that worked for you? Let us know in the comments below.
If you are still struggling to bypass this error screen, please let me know: ui error 27393 black ops 3
If the error persists:
If the basic steps fail, try these more aggressive solutions:
: This error is frequently linked to corrupted prestige or barracks data. Users have found success using mod menus like MXT or Scropts to change their Prestige icon Some users report that only a full reinstall
Start with the quick fixes before moving to the more advanced methods like editing the config.ini file or adjusting the TDR Delay. If you use mods or custom clients, pay special attention to those specific steps.
This error is typically triggered by a problem with the game's user interface code. This can be due to outdated game or system files, conflicts with background software, hardware issues, or corrupted game data.
Outdated temporary files frequently cause UI bugs in Black Ops 3. Clearing your system cache forces the game to rebuild these temporary files properly. For PC (Steam) Close Black Ops 3 completely. Open and click Steam in the top-left corner. Select Settings , then navigate to the Downloads tab. Click Clear Download Cache and confirm your choice. Log back into Steam and launch the game. For PlayStation 4 / PlayStation 5 Turn off your console completely (do not enter Rest Mode). Unplug the power cable from the back of the console. Wait at least 30 seconds to drain the internal power cache. Plug the power cable back in and restart your console. For Xbox One / Xbox Series X|S If you are still struggling to bypass this
For players in the Zombies community, Error 27393 is often tied to "Master Prestige" or custom level modifications.
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Right-click on and select Properties . Navigate to the Installed Files tab. Click Verify integrity of game files .
You’ll be back to slaying zombies in under five minutes.
