Msdatgrd.ocx is a system file used by programs like Visual Basic 6.0 and FRx Financial Reporter 6.5. If the file is missing from the system directory or not registered with the operating system, you might receive a “Runtime Error 339” from Windows. If you receive this error, the program you are using will stop working and your entire system might crash. To solve the error, you’ll need to repair the Msdatgrd.ocx file. Writer Bio
