>Hi All,
>
>I'm writing a utility that packs all the tables in a
>DBC. Part of the code involves checking if I'm able
>to have 'exclusive' use of the DBC by traping the
>error code and checking for error #1705 - File access
>denied.
>
>The problem is that when I was testing it using two
>PCs on a network, it worked fine. But when I tested
>it from the application (.exe) it was not even getting
>the error I was expecting.
>
>Part of the code I'm using is:
>
>on error aerror(laError)
>
>open database TESTDATA.DBC exclusive
>if laError[1] = 1705
> wait window "Exclusive use of Database is required!"
> return
>endof

You have to make sure the dbc is closed first. If you issue

open database TESTDATA.DBC exclusive

on an already open SHARED dbc, the command is simply ignored.