Installation manual

128 Frequently Asked Questions
The possible causes are:
• Incorrect Internet Explorer Security Settings.
Ensure that
Tools   Internet Options   Security   Custom level  
Scripting   Active scripting is set to Enable.
Ensure that Tools   Internet Options   Security   Custom level  
Scripting   Scripting of Java applets is set to Enable .
• Windows Scripting Host (WSH) has disabled the running of VBS scripts.
WSH is installed during operating system installation, by default. On
Windows 2003, WSH can be configured to prevent the running of scripts
with a
.VBS extension.
a Right-click My Computer on your desktop and click Open   Tools  
Folder Options   File Types .
b Look for the VBS file extension and ensure that File Types is set to
VBScript Script File .
c If not, click Change and choose Microsoft Windows Based Script
Host
as the application that gets invoked to run the script.
• WSH is the wrong version, corrupted, or not installed. WSH is installed
during operating system installation, by default. Download WSH from
msdn.microsoft.com.
Is the time shown during installation or uninstallation by Windows Installer
Services accurate?
No. During installation or uninstallation, the Windows Installer Service may
display the time remaining for the current task to complete. This is only an
approximation by the Windows Installer Engine based on varying factors.
Can I launch my installation without running the prerequisite checker?
How do I do that?
Yes, you can. For example, you can run the MSI of the managed system
software, directly from
SYSMGMT\srvadmin\Windows\SystemsManagement. In general, it is not a
good idea to bypass the prerequisite checker as there could be important
information that you would not know otherwise.