>I have a table in a grid, in the last column of that grid, after the user presses the Enter key, it will do:
>append blank
>It allows the user to enter a new record in next row, then at the end of that row, the user press Enter again, it should do the Append blank again. But this time, the cursor will move to the first column of the same row but not move down into the next row.
>Then I tried to add a button to do the 'Append Blank' manually when clicked, but an error occured 'file is in use by another user.'
>I have set the table into buffermode 5 by:
>=cursorsetprop("buffering",5,"table")
>What should we do?

Did you notice Grid.AllowAddNew property? It may simplify your implementation.