Does your menu contain the bars for copying (_med_copy) and pasting (_med_paste)?

>Help! I know this is probably a stupid one, but I am in a great hurry and have
>no time to test!
>
>For some reason, I cannot use CTRL-C and CTRL-V to copy and paste from on grid
>cell to another. The grid is based on a view and I can edit it normally, but
>this does not work. Any suggestions?