Error 173, How can i fix it?

I use Visual COBOL for Visual Studio 2010, my problem is when I have two cobol programs the first calls the second but when the first program calls the second appears on the screen:

Load error : file 'IncCl'

error code : 173, pc-0, call=1, seg=0

173  Called program file not found in drive/directory 

Please, I need one solution very fast, can anyone help me?  (One image to show the error are attached)