Date:2013-03-13
Safety:Kaspersky McAfee Noton BitDefender AVG

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qtsql4.dll

·Go to the download page

Using the zip or rar file
1.Download qtsql4.dll 4.6.2.0
2.Extract qtsql4.dll 4.6.2.0 from .zip. We recommend that you extract qtsql4.dll 4.6.2.0 to the installation directory of the program that is requesting qtsql4.dll 4.6.2.0.
3.If that doesn't work, you will have to extract qtsql4.dll 4.6.2.0 to your system directory. By default, this is:
C:\Windows\System32 (Windows XP, Vista, 7, 8)
C:\WINNT\System32 (Windows NT/2000)
C:\Windows\System (Windows 95/98/Me)
4.If you use a 64-bit version of Windows, you should also place qtsql4.dll 4.6.2.0 in C:\Windows\SysWOW64\
5.Make sure overwrite any existing files (but make a backup copy of the original file).
6.Reboot your computer.
7.If the problem still occurs, try the following:
8.Open Windows Start menu and select "Run...".
9.Type CMD and press Enter (or if you use Windows ME, type COMMAND)).
10.Type regsvr32 qtsql4.dll 4.6.2.0 and press Enter.