Your version of vbalsgrid6.ocx may be outdated. Make sure you are using the version of the control that was provided with your application.
Download MSFT Visual Basic from here http://www.microsoft.com/downloads/details.aspx?familyid=9EF9BF70-DFE1-42A1-A4C8-39718C7E381D&displaylang=enInstructions
Before starting the download, create a download directory on your computer. If your internet connection is less than 300K, it is recommended that you run the multi-part download by following the "More Information" link at the upper right, then clicking "Download Now."
Click "Download" to begin downloading the single download. When prompted by the download software, choose the option "Save this program to disk" and click OK. Then select the directory you created on your computer.
Run the file from the download directory. When prompted, select the same directory you created on your computer. You will be expanding the contents of the EXE into this directory.
Run SetupSP6.exe from the download directory. When you accept the terms of the electronic End User License Agreement (EULA) the setup software will replace the appropriate files in your Visual Basic 6.0 installation.