World of Warships is a popular naval combat game that offers engaging gameplay and exciting battles. However, like many complex applications, it can encounter technical issues that interrupt your gaming experience. One of the most common problems players face is the critical error message, which can prevent the game from launching or cause it to crash during gameplay. Understanding the root causes and implementing proper solutions can significantly improve your gaming stability.
Understanding Critical Errors in World of Warships
A critical error in World of Warships typically occurs when the game encounters an unexpected condition that it cannot handle during operation. These errors manifest as pop-up dialogs prompting you to either restart the game or terminate the application. The underlying causes can vary widely, ranging from insufficient system memory to outdated graphics drivers or corrupted game files.
The most frequently reported critical error is the “out of memory” crash, which occurs when the game attempts to allocate more RAM than your system can provide. This is particularly common on systems running 32-bit operating systems, which can only allocate a maximum of 2GB of RAM per active application, whereas 64-bit systems can allocate up to 4GB.
Preliminary System Assessment
Before implementing any troubleshooting steps, you should assess your current system configuration to identify potential bottlenecks. Start by verifying that your computer meets the minimum requirements for running World of Warships. Check your available RAM, storage space, and processor specifications against the official requirements published by Wargaming.
Additionally, examine your current running processes to identify any resource-hungry applications that might be competing with the game for system memory. Close unnecessary background applications before launching the game, as this can free up valuable RAM and processing power. Use the Windows Task Manager to review active processes and disable startup applications that you don’t regularly use.
Graphics Driver Updates and Optimization
Graphics drivers play a crucial role in how your system renders game graphics and communicates with your GPU. Outdated or incompatible graphics drivers are among the leading causes of game crashes and critical errors. Updating your graphics drivers should be one of your first troubleshooting steps.
Manual Driver Update Process:
- Open the Windows Device Manager by right-clicking the Start menu and selecting it from the list
- Expand the Display Adapters section to reveal your graphics card
- Right-click your graphics card and select “Update driver”
- Choose “Search automatically for updated driver software” to let Windows search for the latest version
- If no updates are found, visit the manufacturer’s website directly to download the latest driver
For NVIDIA graphics cards, you can download the latest drivers from the NVIDIA driver portal. AMD users should visit AMD’s support page, while Intel users can access Intel’s driver detection tool. After installing new drivers, restart your computer to ensure the changes take effect.
Beyond updating drivers, you should also configure graphics settings within Windows to optimize performance for World of Warships. Access Windows graphics settings and add World of Warships to the list of managed applications. Set the game to use high-performance graphics options to ensure your dedicated graphics card is utilized rather than integrated graphics.
Memory Management and Virtual Address Space
For users experiencing out of memory errors, increasing the virtual address space can provide significant relief. This technique allows 32-bit Windows systems to allocate more memory to individual applications by adjusting system parameters.
Steps to Increase Virtual Address Space on Windows 7, 8, 8.1, and 10 (32-bit):
- Open the Start menu and type “cmd”
- Right-click the Command Prompt icon and select “Run as administrator”
- Type the following command:
bcdedit /set increaseuserva 3072 - Press Enter and allow the command to execute
- Restart your computer for changes to take effect
After implementing this change, you can verify that the optimization was applied successfully by running another command. Open Command Prompt as administrator again and type bcdedit /enum | find "increaseuserva". If successful, you should see the output displaying “increaseuserva 3072”.
If you need to reverse these changes, open Command Prompt as administrator and type bcdedit /deletevalue increaseuserva, then restart your computer. However, if you have more than 3GB of RAM available, you should consider upgrading to a 64-bit operating system, which provides more efficient memory management.
Windows System Updates and Maintenance
Keeping your Windows operating system updated is essential for system stability and security. Windows updates often include critical patches that improve game compatibility and fix underlying issues that might be causing crashes.
Checking for Windows Updates:
- Click the Windows Start menu and type “updates”
- Select “Check for updates” from the results
- Click “Check for updates” button in the Settings window
- Allow Windows to search for and download any available updates
- Restart your computer once updates have been installed
Additionally, you should verify that DirectX and Visual C++ redistributables are properly installed on your system. These components are essential for running many games and applications. You can download the latest versions from Microsoft’s official website to ensure compatibility with the latest game patches.
Process Management and Task Cleanup
Running multiple instances of World of Warships or having lingering processes from previous game sessions can cause conflicts and memory errors. Properly managing these processes prevents resource conflicts.
Open Windows Task Manager by right-clicking your taskbar and selecting “Task Manager”. Navigate to the Processes tab and search for any World of Warships-related processes. If you find any processes running that shouldn’t be, right-click them and select “End Task”. This ensures a clean start when you launch the game again.
You can also review the Startup tab in Task Manager to disable applications that automatically launch when Windows starts. Reducing the number of startup applications frees up system resources for gaming and can prevent conflicts.
Security Software Configuration
While security software is essential for protecting your computer, it can sometimes interfere with game operation and cause crashes. Configuring your antivirus and firewall to work properly with World of Warships can resolve many issues.
Adding Game Folder to Antivirus Exclusions:
- Open Windows Security from your system tray or Settings
- Navigate to “Virus & threat protection”
- Click “Manage settings” under Virus & threat protection settings
- Scroll down and click “Add or remove exclusions”
- Add the World of Warships installation folder to the exclusion list
Similarly, configure your Windows Firewall to allow World of Warships through both private and public networks. Open Windows Defender Firewall, select “Allow an app through firewall,” and add World of Warships to the allowed applications list if it’s not already present. Ensure both private and public network checkboxes are marked for the game.
Safe Mode Execution
Running World of Warships in safe mode with minimal mods can help identify whether third-party modifications are causing conflicts. Safe mode disables most background services and startup programs, creating an isolated environment for testing.
If the game runs without errors in safe mode, it indicates that either a mod or a background service is causing the problem. In this case, you should gradually enable mods one at a time to identify the culprit. Disable any problematic mods or consider running the game without mods until you can update them to compatible versions.
Hardware Health and Diagnostics
Sometimes critical errors are not software-related but stem from hardware failures. RAM failures and hard drive problems can cause seemingly random crashes and error messages. Running hardware diagnostics can help identify these issues.
Use Windows built-in diagnostics tools to check your RAM for errors. You can also use third-party tools like MemTest86 or Hard Disk Sentinel to perform comprehensive hardware checks. If diagnostics reveal failing hardware, you may need to replace the affected components.
Game File Verification and Reinstallation
Corrupted game files can cause critical errors and unpredictable behavior. Most game launchers include a verification feature that checks game files for corruption and repairs them automatically. Run the game file verification tool through your launcher before attempting other troubleshooting steps.
If verification doesn’t resolve the issue, consider performing a clean reinstall of the game. Uninstall World of Warships completely, restart your computer, and then reinstall the game from scratch. This process eliminates any corrupted files or configuration issues that might be causing problems.
Advanced Troubleshooting Techniques
For persistent issues that resist standard troubleshooting, you can employ more advanced techniques. Running the game with compatibility mode settings for previous Windows versions sometimes resolves issues. Right-click the game executable, select Properties, navigate to the Compatibility tab, and experiment with different Windows versions and compatibility options.
You can also perform a clean boot of your Windows system, which loads only essential services and drivers. This minimizes potential conflicts from third-party software. Search for “msconfig” in the Windows Start menu, access the Services tab, and disable non-essential services temporarily to test if they’re causing the issue.
Contacting Support and Escalation
If you’ve exhausted all troubleshooting options without success, reaching out to Wargaming support should be your next step. Provide detailed information about your system specifications, the exact error message you’re receiving, and the steps you’ve already taken to resolve the issue. Support technicians may have additional insights or solutions specific to your situation.
Frequently Asked Questions
- What does “critical error occurred” mean in World of Warships?
- This error typically indicates that the game has encountered an unexpected condition it cannot handle, often related to memory allocation, driver conflicts, or corrupted files.
- Why do I get out of memory errors on a system with plenty of RAM?
- 32-bit operating systems can only allocate 2GB of RAM per application, regardless of total system RAM. Upgrading to a 64-bit OS resolves this limitation.
- How often should I update my graphics drivers?
- Check for driver updates monthly or whenever you experience game issues. Graphics manufacturers release regular updates that improve performance and compatibility.
- Can mods cause critical errors in World of Warships?
- Yes, outdated or incompatible mods can cause crashes and errors. Run the game in safe mode without mods to test if mods are the source of your problems.
- What should I do if none of the troubleshooting steps work?
- Contact Wargaming support with detailed information about your system and the exact error you’re experiencing. They can provide specialized assistance.
References
- How to Fix All Errors – Complete Tutorial — YouTube. Accessed May 03, 2026.
- How to FIX World of Warships All Errors — YouTube. Accessed May 03, 2026.
- Critical Error Occurred – Out of memory crash — Wargaming Support. Accessed May 03, 2026. https://na.wargaming.net/support/en/products/wows/article/19513/
- Virtual Address Space Tuning Guidelines — Microsoft. Accessed May 03, 2026. https://learn.microsoft.com/en-us/windows/win32/memory/virtual-address-space
- NVIDIA Driver Downloads — NVIDIA. Accessed May 03, 2026. https://www.nvidia.com/en-us/geforce/drivers/
- AMD Driver Support — AMD. Accessed May 03, 2026. https://www.amd.com/en/support

