>I could have put exe file on each machine, but I am using a free table access model not a ODBC connection. There fore, to access data it will use mapped network drive only...!
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>Any idea as a solution on this?

Yes - modify your application to use data files from a specified directory instead of the current directory - OR set the shortcut so that it uses the network directory as the 'Start In' directory (see shortcut properties).