Assuming you have Win XP, please follow these steps:
1. Remove QB from Control Panel>Add/remove programs.
2. First rename all folders of Intuit. rename Intuit to Intuit-old from the following locations.
- C:\Program Files\Intuit
- C:\Program Files\Common Files\Intuit
- C:\Documents and Settings\All Users\Application Data\Intuit
- C:\Documents and Settings\All Users\Application Data\Common Files\Intuit
3. Then disable your Antivirus / Online Security.
4. Then install quickbooks using quickbooks.msi . You will find quickbooks.msi in the foll location:
>right click on ur QB disc and click open/explore.
>Double click on QBooks folder and run quickbooks.msi and follow the wizard.
If you still get any more issues, please reply with following:
1. Which windows version you are using ?
2. Are you installing QB for the 1st time on this computer?
3. Did you install any other software rrecently ?
P.S : this issue may also be because of Microsoft .NET framework on your computer. PLease help me with your reply to help you.