Critical Games ✓ Solution Verified by Community (30+ upvotes)

Error Code irql-not-less-or-equal — Football Manager

Driver conflict or faulty memory. Often caused by outdated drivers accessing invalid memory addresses.

60% úspěšnost
👥 30+ uživatelů ověřilo
📅 Aktualizováno: 2026-08-12
⏱️ 20 min čtení
Oprava založena na komunitních zprávách a expertní analýze. Naposledy ověřeno: 2026-08-12 · Jak ověřujeme opravy
Error Codeirql-not-less-or-equal
Affected SystemFootball Manager (Sports Interactive)
DifficultyCritical
Estimated Time20 min
Requires Admin Rights⚠️ Yes
Requires Reboot🔄 Yes

Postup řešení

  1. 1 Run Football Manager as Administrator. Navigate to the game folder, right-click the .exe → Properties → Compatibility → check 'Run this program as an administrator' → Apply. This gives Football Manager full system access and fixes permission-related crashes.
  2. 2 Update Windows to the latest version. Settings → Windows Update → Check for updates. Install ALL updates, especially 'Optional' driver updates. Football Manager requires the latest Windows components for stability.
  3. 3 Disable fullscreen optimizations. Right-click Football Manager.exe → Properties → Compatibility → check 'Disable fullscreen optimizations' → Apply. This prevents Windows from interfering with the game's rendering pipeline.
  4. 4 Install Football Manager on an SSD if it's currently on an HDD. Slow disk reads during gameplay cause asset streaming stutters that can cascade into crashes. An SSD eliminates this bottleneck.
  5. 5 Check your RAM stability. Press Windows key + R, type 'mdsched.exe' and press Enter → Restart now. Faulty RAM causes random crashes in Football Manager that are impossible to reproduce consistently.
  6. 6 Temporarily disable your antivirus real-time protection and test Football Manager. Add the game folder to antivirus exclusions. Security software sometimes quarantines game files or blocks their execution.
  7. 7 Lower Football Manager graphics settings temporarily. Set everything to Low/Off, disable Ray Tracing, disable DLSS/FSR. If crashes stop, increase settings one by one until you find the problematic setting — usually shadows, textures, or ray tracing.
  8. 8 If Football Manager still crashes: uninstall the game, delete all remaining folders in SteamApps\common and %LOCALAPPDATA%, restart your PC, reinstall. This clean slate approach fixes stubborn corruption that verification misses.

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