Quickly Fix Windows Installer Error 1720

Windows operating system is a very popular operating system in the world. You can use it to perform various tasks for your personal or professional jobs. For this you usually install many applications or software on your Windows. These software or applications work with some system file components. But sometimes due to the problem in the system files you may get Windows installer error 1720 and don’t be able to install some shorts of applications or software packages in your computer. It is a very annoying and disastrous situation that you should resolve as soon as possible. You can get rid of this situation with some manual methods or you can also fix the problem using Advanced System Repair tool.


Compatible with the Windows 8 32-bit and 64-bit Operating System, Windows 7 32-bit and 64-bit Operating System, Windows Vista 32-bit and 64-bit, Windows XP 32-bit
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Symptoms –

When you get Windows installer error 1720 in your computer then you will see that many applications or software will not get installed. You can also see system sticking at certain points, blue screen of death error, screen freezing, unable to open the windows normally, automatic shutdown of the computer, starting issue, etc. You can also get the error message on your computer screen exactly as;

“Error 1720.There is a problem with this Windows Installer package. A script required for this install to complete could not be run. Contact your support personnel or package vendor. Custom action CustSetDBSERVER3 script error -2146827859, Microsoft VBScript runtime error: ActiveX component can’t create object: ‘Scripting. FileSystemObject ‘ Line 2, Column 13”

Causes of Windows installer error 1720 –

Main causes of error 1720 in Windows installation are misconfigured or damaged system files, incomplete installation of the operating system, virus infection, incompatible or outdated software installation, incorrect Windows registry entries, missing DLL files, unfinished installation of the application, outdated or incompatible device drivers, etc.

How to fix Windows installer error 1720 –

You can fix error 1720 in Windows installation with the help of the following manual method:

  1. Go to the Start button> Run and type cmd in the box. A Command prompt will open.
  2. Now type cd C:/windows/SysWow64 if using a 64 bit OS or cd C:/windows/system32 if using a 32 bit OS and press Enter.
  3. Now type regsvr32 scrrun.dll and press Enter.
  4. A message will be displayed like DllRegisterServer in dll succeeded.

At the end of this manual method you will be able to install the application or software package on your computer properly and Windows installer error 1720 will also be removed. But going through this manual method needs a deep technical knowledge. So you should download Advanced System Repair tool to fix this issue automatically.


Compatible with the Windows 8 32-bit and 64-bit Operating System, Windows 7 32-bit and 64-bit Operating System, Windows Vista 32-bit and 64-bit, Windows XP 32-bit
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Advanced System Repair tool will help you to get rid of the entire errors and corruption in the Windows automatically. It will also help you to remove virus and malware from the computer properly. The tool is very user friendly and helpful in enhancing the performance of the system.

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