How to Fix the Malwarebytes “Runtime Error: Could Not Call Proc” Issue in Windows 11/10
Many users install Malwarebytes because it’s one of the best freely available anti-malware utilities. However, some users can’t install it because of a Runtime Error issue. Those users see an error message that says “Runtime Error (code): Could not call proc” when trying to install Malwarebytes.
If you’re running into this issue, you might miss out on free and excellent protection for your PC. So, how can you ensure your computer is safe while you’re online? By fixing the Runtime Error! Here’s how.
1. Run the Program Install and Uninstall Troubleshooter
Microsoft’s Program Install and Uninstall troubleshooter might be useful for fixing the Runtime Error since that’s a software installation issue. This troubleshooter is designed to resolve problems that block users from installing or removing software.
You can download and run the Program Install and Uninstall troubleshooter like this:
2. Delete Malwarebytes' Certificates
Runtime Error often occurs because of untrusted Malwarebytes certificates on users' PCs. Many users have been able to resolve this issue by erasing untrusted certificates for Malwarebytes. This is how you can delete those certificates in Windows 11/10:
3. Change the Temp Folder’s Location
Another issue that could cause the Runtime Error is when the Windows %TEMP% folder is not in its expected location. In this case, restoring that folder to its default location could solve the Runtime Error problem. To do so, set the %TEMP% folder’s placement with some CMD commands as follows:
4. Troubleshoot the Error With the Malwarebytes Support Tool
The Malwarebytes Support Tool is a troubleshooting utility specifically designed for fixing Malwarebytes issues. That utility’sCleanoption can resolve the Runtime Error by eradicating all remnant Malwarebytes files it finds. You can also elect to reinstall the anti-malware software with that utility.
This is how you can troubleshoot the Runtime Error with that support tool:
5. Run Deployment and Image Servicing and System File Checker Scans
System file corruption is another potential cause for this Malwarebytes installation error. To remedy that, your best bet is to run a System File Checker scan. It’s also advisable to run a Deployment and Image Servicing scan to resolve Windows image issues. These are the steps for running both scans:
Once you complete the scan, try installing Malwarebytes again to see if the issue is resolved.
6. Run the CHKDSK Tool
If you’re still trying to resolve Runtime Error after applying resolutions one to five, run a CHKDSK scan to check the condition of your PC’s hard drive. There could be an HDD or SSD error causing the installation issue on your PC. The CHKDSK (Check Disk) tool can repair any file system errors detected.
You can run a CHKDSK scan inside the Command Prompt like this:
Install Malwarebytes in Windows 11/10
The confirmed Runtime Error solutions in this guide will likely resolve that error so it’s possible to install and use Malwarebytes. However, we cannot promise they’ll fix this installation issue for everybody. If you need further troubleshooting guidance for Runtime Error, you can submit a support request on the Malwarebytes website.
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