«

i've a data base that has an integer field ,and i wanna save null value
to that field, but it gives me an error "Input string was not in a
correct format. " when i click a button to save.

wrote:
> i've a data base that has an integer field ,and i wanna save null value
> to that field, but it gives me an error "Input string was not in a
> correct format. " when i click a button to save.
>

try passing null instead of an empty string.

if(string == string.Empty())
parm.value = null;


--
Rob Schieber

Did you try "System.DBNull.Value"?

Ryan

"" wrote:

> i've a data base that has an integer field ,and i wanna save null value
> to that field, but it gives me an error "Input string was not in a
> correct format. " when i click a button to save.
>
>