In case your QTP 10.0 crashes frequently…

1. Go To command prompt. [Start > Run > Type cmd]
2. Change directory to C:\Program Files\HP\QuickTest Professional\bin using the command 
   cd C:\Program Files\HP\QuickTest Professional\bin
3. Type in nt_tr.exe –remove as shown in the image below. 
4. You will see a message box stating Text recognition has been uninstalled.
5. Reboot machine. It should work without reboot as well but just in case.
6. Try opening QTP, it should no longer crash now.