Here are the manual diagnostic and troubleshooting steps to fix this error.
The error message you will get will be “qtwebkit4.dll has been deleted, moved or corrupted“. Re-downloading the file and moving it to the original directory will fix the problem.
For Windows 8.1/ 8/ 7/ Vista
- Download the file from a third-party website, e.g. http://www.dlldump.com/dllfiles/Q/qtwebkit4.dll
- Double click Computer icon on your screen.
- Copy the downloaded file to following locations:
- C:\Windows\System32
- C:\ProgramData\Battle.net\Client\Blizzard Launcher.BUILD\
- Restart your PC.
Caution: Be careful while downloading files from untrusted sources. Scan the downloaded file with a good Antivirus software.
Re-register DLL File
DLL file Registry entries are missing or obsolete. Re-registration is vital.
For Windows 8.1/ 8
- Press Windows Key + X, select Command Prompt (Admin).
- Type following command:
- regsvr32 Qtwebkit4.dll
- Press ENTER to execute the command.
- When you’ve successfully completed reregistering the DLL, restart your computer.
For Windows 7/ Vista
- Click Start, point to All Programs | Accessories.
- Right-click Command Prompt; select Run as administrator.
- Refer to steps # 2-4 under Windows 8.1/ 8 user’s section.
Scan for Malware
Full scan your PC for viruses and malware. Oftentimes, malicious scripts create issues in the Registry which ultimately results in the Qtwebkit4.dll error.
For Windows 8.1/ 8/ 7/ Vista
- Download and install a good Antivirus software.
- Make sure your Antivirus is updated. If it’s not updated, go forward and do it now.
- Scan the hard disk for viruses, malware and remove infected files, objects immediately.