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I get an error message with the Error Code: (#0, 1001, 0x000) when I try to install or upgrade my Titanium program

This article shows you what to do when you get an error message with the following Error Code:



“#0, 1001, 0x000”



This appears when you try to install or upgrade your Titanium program.

This Error Code appears when you cancel an on-going uninstallation of any third-party software including Trend Micro Internet Security or other versions of Titanium. To resolve this, please follow the steps below:



Log in to your computer using an account with administrator privileges.




Note: If you have installed software on your computer before, then you probably have these privileges.




Uninstall the existing antivirus software:





For an existing Trend Micro program, check this solution: How to uninstall my Trend Micro program using the Trend Micro Diagnostic Toolkit.






For a third-party program, check this page.





Download and install the repack build of your Titanium program. Click your program below to download your installer:





Titanium AntiVirus+ / Titanium Smart Surfing for PC






Titanium Internet Security






Titanium Maximum Security




Click Save when the File Download window appears.




Select Desktop as the location, then click Save.




Double-click the installer on your desktop, then follow the prompts to install your program.

Video Tutorial

Applies To: Titanium AntiVirus + - 2011;Titanium Internet Security - 2011;Titanium Maximum Security - 2011;Titanium Smart Surfing for PC - 2011;

Last Updated: May. 13, 2011 9:47 AM (PST)
Solution ID: 1057794