ERROR_PORT_NOT_SET: Quick Ways to Fix It Fast

If you’re getting an error that says ERROR_PORT_NOT_SET on your Windows PC, it’s most likely because a program like Visual Studio is trying to do something it’s not set up to do.

Here’s how you fix it:

How to fix ERROR_PORT_NOT_SET

1. Run a SFC scan

1. Press the Windows key, type CMD, and select Run as administrator.
2. Type sfc/scannow and press Enter.
3. Wait for the process to complete and restart your PC.
4. Check if the error persits.

This Windows command scans your PC for corrupt system files and automatically repairs them. Since this Port not set error could be caused by them, give it a try.

2. Reset or reinstall the problematic app

1. Go to Windows Settings.
2. Select Apps> Installed apps.
3. Locate the app that triggers the ERROR_PORT_NOT_SET issue.
4. Click on the three dots next to it and select Advanced Options.
5. Select Reset and wait for the process to complete.
6. If the option isn’t available, click Uninstall and reinstall the app from its official website.

3. Update app permissions

1. Locate the app displaying the error, right-click on it, and select Properties.
2. Go to the Compatibility tab.
3. Check the box for Run this app as administrator.
4. Click OK to save the settings.
5. Reopen the app and check if the error persists.

Running as administrator ensures the program has the required access to system resources.

4. Reset Windows

1. Open Settings.
2. Go to Update & Security.
3. Select Recovery.
4. Under Reset this PC.
5. Click Get Started and choose Keep my files.

Similarly to other Windows errors like No callback active, ERROR_PORT_NOT_SET can often be fixed with simple steps like fixing corrupt system files and adjusting permissions.

If you’re still having trouble with it, don’t hesitate to leave a comment below detailing the situation.