How to Fix “Start Game Fail, Load mhypbase.dll Error” in Genshin Impact

Many Genshin Impact players have recently encountered the “Start game fail, load mhypbase.dll error.” This issue prevents the game from launching and is often triggered by antivirus software flagging the game’s anti-cheat file, mhypbase.dll, as a potential threat.

Error

Start game fail, load mhypbase.dllerror. Error Code: (1,107,126)

If you are facing this problem, follow this detailed guide to resolve it.

What Causes the mhypbase.dll Error?

1. Windows Defender or Antivirus Blocking the File:
   • The mhypbase.dll file is sometimes flagged as a potential threat and gets quarantined.
2. Corrupt or Missing Game Files:
   • If this file is deleted or damaged, the game cannot start.
3. Conflicts with System Security Settings:
   • Some system configurations or security restrictions may prevent the game from accessing required files.
4. Epic Games vs. HoYoPlay Launcher Issues:
   • Some users report that the error occurs more frequently when installing through Epic Games rather than HoYoPlay.

Step-by-Step Solutions

1. Restore Quarantined File from Windows Security

Since the most common reason for this error is Windows Defender removing mhypbase.dll, restoring it can fix the issue.

How to Restore Quarantined File:

• Open Windows Security:
  • Press Windows + S and type “Windows Security,” then hit Enter.
• Navigate to Protection History:
  • Click on Virus & threat protection > Protection history.

• Find mhypbase.dll in the Quarantined List:
  • If found, click Restore.
• Restart Genshin Impact and Check if the Issue Persists.

Microsoft Guide on Restoring Quarantined Files: Click Here

2. Whitelist Genshin Impact in Windows Defender

To prevent Windows Defender from flagging mhypbase.dll in the future, you need to add the game to its exclusion list.

How to Add Exclusion:

• Open Windows Security.
• Go to Virus & threat protection settings> Manage settings

• Scroll down to Exclusions and click Add or remove exclusions.

• Click Add an exclusion > Folder.
• Select your Genshin Impact installation folder (e.g., C:\Program Files\Genshin Impact).
• Save the settings and restart your PC.

Microsoft Guide on Adding Exclusions: Click Here

3. Verify Game Integrity Using HoYoPlay Launcher

If the file is missing or corrupted, verifying game integrity can help.

How to Repair Genshin Impact:

1. Open the HoYoPlay Launcher.
2. Click the three dots next to the Play button.
3. Select Repair Now.
4. Allow the repair to complete and then restart the game.

Many users on forums reported that this method quickly fixed their issue without additional steps.

4. Run Genshin Impact as Administrator

Some players have resolved the issue by running the game with elevated privileges.

How to Run as Administrator:

1. Locate GenshinImpact.exe in the game folder.
2. Right-click and select Run as Administrator.
3. If the game starts normally, set it to always run as an administrator:
   • Right-click GenshinImpact.exe > Properties > Compatibility > Check Run this program as an administrator.

5. Reinstall Genshin Impact

If none of the above solutions work, reinstalling the game may be necessary.

How to Reinstall Genshin Impact:

1. Uninstall the Game:
   • Go to Settings > Apps > Genshin Impact > Uninstall.
2. Delete Remaining Files:
   • Open C:\Program Files and delete the Genshin Impact folder.
3. Download a Fresh Copy:
   • Install from the official HoYoPlay Launcher instead of Epic Games for better stability.

6. Additional Community Recommeded Fixes

From player discussions, we found that some other potential fixes include:

1. Checking for CPU Compatibility Issues:

• Some users with Intel Gen 13/14 processors report this issue more frequently.

2. Manually Placing the File Back in the Folder:

• If mhypbase.dll is missing, try downloading it from a trusted source and placing it in the game folder.

3. Using a Different Launcher (HoYoPlay vs. Epic Games)

• Players report better stability when installing the game through HoYoPlay rather than Epic Games.

Conclusion

The “Start game fail, load mhypbase.dll error” is primarily caused by Windows Defender mistakenly flagging the game’s anti-cheat file. The best solutions involve restoring the quarantined file, adding exclusions to Windows Security, and repairing the game files through the launcher.

By following these steps, you should be able to resolve the issue and get back to playing Genshin Impact without further disruptions. If the problem persists, comment down for additional assistance.