Home » Alerts » Causes, Symptoms, and Solution to Fix Avast Setup Error

If you’ve landed on this page it means you’re facing avast.setup error message and looking for the solution to fix it. If this issue occurs, make sure that you fix it as soon as possible otherwise your computer will be broken sooner or later.

Possible Avast.setup Error Messages that may Display:

  • The entry-point DllRegisterServer was not found even after the module “avast.setup” was loaded. Before trying it again, make sure that “avast.setup” is a valid DLL or OCX file.
  • Windows could not run because of missing or corrupt avast.setup file.
  • Runtime Error! Program [path]\avast.setup. It may be possible that an application has made an invalid and incorrect attempt to load the C runtime library. In that case, please connect with the application’s support team for detailed information.
  • [path]\avast.setup is either contains an error or not designed to run on Windows. If so, try to install the program again using the original installation media.
  • Error loading [path]\avast.setup. This error displays if specified module could not be found.
  • This application is failed to start because avast.setup was not found.
  • Unable to find avast.setup

General Reasons of avast.setup Error

This avast.setup file stores crucial information about how a Windows service or the program needs to run. If the file is damaged or corrupted, it pops up an error message and notifies about the problem of running application or the computer problems. You’ll get an error message only if there is a problem with your system or any of its programs. Thee error message may give you very important information about what is wrong with your device or with the currently running program.

The avast.setup file is part of MFC (Microsoft Foundation Classes) library and is used by various Microsoft applications, like Visual C++, Visual C++.Net, Microsoft C/C++, etc. By default, the location of avast.setup file can be C:\Program Files\Microsoft Visual Studio 8\Common7\Tools\Bin. And if it’s not found there, you’ll get multiple types of avast.setup error messages.

Usually, avast.setup error may be seen in the PC because of:

  • If the registry key of avast.setup is invalid or damaged.
  • Computer viruses and infections have injected malicious codes and modified avast.setup file.
  • The avast.setup file was uninstalled by some other security application.
  • The avast.setup file was mistakenly or intentionally deleted by other software.
  • The existing version of avast.setup file is overwritten by some other software.
  • This error may reflect if there is a hardware failure like a bad hard disk.
  • As a result of damaged file may freeze your system.
  • Speed and performance of the machine will be degraded.
  • Windows Registry will be corrupted or deleted.
  • PC may show Blue Screen of Death issue.
  • If the error is not fixed, it may crash the complete system.

How to Fix avast.setup Error?

Attention: It’s advised, please don’t download the avast.setup file from third-party sites because they may bundled various malware and viruses. If you need a avast.setup file, get it from only its developer resource or site.

Here are some solutions provided to fix avast.setup error:

  1. Reinstall any recently uninstalled or installed program

Your system may show error notice if you haven’t installed or uninstalled any software application. So to fix the issue, uninstall and reinstall recently installed software again. It may solve your issue.

  1. Restart the computer

If you receive avast.setup error message, restart your computer, as it may fix your issue. If you can restart it normally, you can force restart it.

  1. Fix corrupt, or invalid registry entries of avast.setup file

The Windows registry is the place which shows avast.setup and similar errors. If you have installed or uninstalled any software incorrectly, or improperly, it’ll create corrupt or invalid entries in the Windows registry. To avoid this, clean your registry regularly because apart from showing this error, corrupt and invalid entries on the Windows registry may degrade your computer’s performance.

Attention: It’s not recommended to clean the registry files manually as the system registry stores all information about all software and hardware which are installed and running on your computer. And if you delete any file by mistake, it may crash your system and create many unpredictable issues.

  1. Roll back or install certain device drivers to their previous version

Every new released device drivers may not be compatible with old hardware devices. So it’s important to verify the compatibility of the hardware and the version you’re about to install. If you have updated a certain driver and receiving avast.setup error, it may be possible that your system hardware is not compatible with the latest version of the driver. In that case, download and install the previous version of the driver. If you are unable to do so, you can “Roll Back” the driver in your Device Manager.

  1. Install all available Windows updates

To replace and improve some of Windows system files may or may not be related to avast.setup file, Microsoft often releases many service packs and patches. Sometimes, it is as easy to fix your avast.setup error just by installing all latest Windows updates.

a). Open Control Panel

avast -1

For Windows 8 Users

  • Hold Windows key + X and then click Control panel

For Windows 7 and Vista Users:

  • Click Start button and then Control Panel

avast -2

b). Now select the option View by Large Icons and then click Windows Update

avast -3

c). Click Check for updates

avast -4

d). Click Install updates once the scan is completed

avast -5

  1. Run a disk defragmentation

Whenever you install, update, or remove avast antivirus software, there will be fragments left all over your hard disk and these may lead to computer errors like avast.setup error. If you run a disk defragmentation, it can rearrange the data on your hard disk and arrange them together in one stream which will be helpful to reduce errors and improve the computer performance.

  1. Run a full malware scan

It’s possible that there may be some kind of malware in your system which is causing avast.setup error. If you have got any sort of malware, viruses per infections, they may damage, modify or delete your files like avast.setup. Or it may be possible that avast.setup error is also fabricated by the malware to coax you into purchasing its fake products or frighten you.

  1. Repair the system files by running the sfc /scannow command

The sfc command (also known as System File Checker) is an important utility to verify and replace important system files. It scans the whole system and locates any missing, corrupt or damaged system files, and also replaces cumbersome files. This command can resolve the error if the file is provided by Microsoft.

  1. Adjust RAM memory

Sometimes computer errors occur if the RAM memory is loose. So remove and reinsert RAM memory again as it could fix the error.

If you want to fix this issue using a software tool, the recommended option is Auto avast.setup Error Fix Tool.


Avg Technical Support Services 5 Business Cybersecurity Risks That Must not be Overlooked – AVG Support
Kaspersky Antivirus Technical Support How to deal with “Man-in-the-Middle” attack?
Norton Antivirus Customer Support How Norton Support Experts Can Prevent You from Being Prey to Identity Theft?
McAfee Technical Support What are the Weak Spots that Can Impact Your Cloud Security?  
McAfee Technical Support Guidelines to be kept in mind before doing online shopping

Brought to you by SiteJabber

Recent Comments