Thank you , I'll use this code well ... +)

>>Is there a way to verify if a field exist or not. I need this to make sure I don't try to add or remove twice the same field...
>
>If the table is in a DBC, you can check without ever opening the table with
>

>Set Database To mydatabase
>llFieldExists = INDBC("mytable.myfield", "Field")

>
>For any type of table
>

>USE mytable
>llFieldExists = FSize("myfield")>0
>
>** or
>
>llFieldExists = FSize("myfield", "mytableAlias")>0