Hi,
- What were the changes made to the computer recently?
- Were you able to open this program earlier on this computer?
- Is the issue confined to only this program?
- Was this program installed successfully?
Method 1.
To help troubleshoot error messages and other issues, you can start Windows 7 by using a minimal set of drivers and startup programs. This kind of startup is known as a "clean boot." A clean boot helps eliminate software conflicts.
http://support.microsoft.com/kb/929135
Note: After you have finished troubleshooting, follow the step 7 from the article to reset the computer to start as usual.
Method 2.
I would also suggest you to go through this article: http://support.quickbooks.intuit.com/support/Articles/SLN43406
Disclaimer: User Account Control (UAC) can help prevent unauthorized changes to your computer. UAC notifies you when changes are going to be made to your computer that requires administrator-level permission. These types of changes can affect the security of your computer or can affect settings for other people that use the computer. We recommend that you leave UAC on to help make your computer secure.
Hope this helps.