Technical Support Some Customers have reported the following, or similar, error message when installing the CD: The following files failed to self register C:\Windows\System\CRYSTL32.OCX. We are currently working on a fix. To immediately start using your CD please download the demo here and turn it live using your license number located on the back of your CD case. Have you ran the Microsoft Windows Update? It is located here http://windowsupdate.microsoft.com. Once you are at that page click on the PRODUCT UPDATES link. Once you have run the Microsoft Recommended updates that are available for your Windows system try installing FTWO again. Before calling for technical support please try using the FTWO help section which came with your software. The online help section is quite extensive and will answer most of your questions.   You may send technical questions to FTWO's Technical Support Specialists via email. You will be surprised at our response time! Send Email   You can also call us at (847) 854-5214, ask for David Monday - Friday, 9:00 a.m. - 5:00 p.m. Central Standard Time.