How to Resolve Error 42102 (Exception in Macro Viruses Code) in Windows PC

Avast is a world-renowned antivirus software with one of the highest numbers of downloads. Avast Antivirus offers the user various advanced features and tools for data and network security. Avast Antivirus also offers free antivirus software. However, you can only get basic security tools in the free software. If you want to protect your device from all dangerous threats, you need to purchase the Avast Antivirus premium plan, which offers you all sorts of advanced features. In addition to its features, Avast also offers good customer service.

If you encounter an error like Avast error 42102, you can ask for help at any time. Most Avast errors are due to runtime issues that can be easily solved manually. You can try to apply some manual methods, and if you fail to fix the errors, ask for technical help.

What causes error 42102 (exception in macro virus code)?

Avast version is not up to date: It is known that this type of scan at startup may fail if you are using an outdated version of Avast. In this case, you can solve the problem by updating your current Avast version to the latest version available.

Running the scan cannot remove the malicious code: This error can definitely appear because Avast is not able to deal with this security threat. In this case, you can probably remove the malicious code with a more powerful tool.

How to fix error 42102 (macro virus code exclusion)?


Make sure you have the latest version installed

Sometimes Avast 42102 error can occur when there is a bug in the software. However, developers are aware of such a problem and if you encounter it, be sure to update Avast.

There are times that updating virus definitions fixes the problem, but it is also recommended to download and install the latest version of Avast.

Use another antivirus program

  1. Open the Settings app and go to the “Applications” section.
  2. Find Avast in the list, select it and click on the Uninstall button.
  3. Follow the instructions on the screen to uninstall the software.

Restore registry files

Avast error occurs when the registry files are corrupted. Go to the registry editor and locate the corrupted files. Only try to repair registry files if you have technical knowledge. Repairing registry files is a difficult task. One error can damage your other files as well. Be sure to back up your key before editing files. To create a backup key for Avast errors, you can do the following steps:

  1. Close the Error Wizard.
  2. Close all running programs
  3. Click the Start button
  4. Go to the Search menu and enter the command
  5. Hold down the Shift and Ctrl keys.
  6. Press the Enter key.
  7. A tooltip appears on the screen.
  8. Familiarize yourself with the wizard and click Allow
  9. You will now see the Windows Command Screen (a black box with a blinking cursor).
  10. Go to the command screen and type RegEdit.
  11. Press Enter.

The Windows Registry Editor will appear. A list of registry entries will be displayed. Click the registry entry related to Avast Antivirus. Now click Export to save the file to your desktop. Save the registry file with a .reg extension. After creating the backup key, edit the registry files to repair the damage. Reboot your machine and check if the Avast error is fixed or not.

Frequently Asked Questions

A macro virus is a computer virus written in the same macro language used in software applications such as word processors. Microsoft Word and Excel are two examples of applications with powerful macro languages. The languages are embedded in documents.

  1. Close conflicting programs.
  2. Perform a disk cleanup.
  3. Update/remove conflicting programs.
  4. Use the control panel.
  5. Update your antivirus software or download and install the latest Windows update.
  6. Reinstall the runtime libraries.
  7. Reinstall the graphics driver.

A macro virus is defined as "a computer virus written in the same macro language that is used for software applications such as word processors." Microsoft Word and Excel are two examples of applications with powerful macro languages that are embedded in documents and run automatically when they are opened.