Clicking the Windows Update link in Help and Support Center causes error 'undefined'

When you click the Windows Update link in Help and Support Center, the following error (error text : Undefined) may be shown and Windows Update page may not open.



The same error may occur when you click the following link in Help Center:



Find compatible hardware and software for Windows XP

To resolve the problem, temporarily disable third-party script blockers if installed any. Note that some anti-virus and firewall software have script-blocking function in-built. If that does not help, register the system libraries as follows:

Execute these commands from Start, Run dialog:

> regsvr32 wshom.ocx

> regsvr32 jscript

> regsvr32 /i mshtml