How to fix ‘Could not access VBScript run time for custom action’ error

You may have received this error when you install some software. I have got this error when I try install Symantec Veritas cluster simulation software. Here is the fix for this.

This error message indicates that the Vb Script engine is not currently registered on the machine where the install/uninstall is taking place.

Symptoms : When installing or uninstalling the following error message is displayed.

Error 2738. Could not access VBScript run time for custom action.

Resolution

The VBScript engine can be quickly registered by following these steps:

1. Run Command Prompt as administrator
Start Menu -> All Programs -> Accessories
Right click on Command Prompt and select Run as administrator

2. If you are using 32-bit version of Windows:
Type cd %windir%system32 into the Command Prompt and hit Enter ( %windir% is the windows directory)

If you are using 64-bit version of Windows:
Type cd %windir%syswow64 into the Command Prompt and hit Enter

3. Type regsvr32 vbscript.dll into the Command Prompt and hit Enter

You will receive the something like this

DLLRegisterServer in vbscript.dll succeeded.

Try again installing the software which prompting this error.