I only have a WAG, but are the Oracle Client versions the same?

>Hi,
>
>I cant figure this one out does anyone know about this problem:
>
>If I run the following code using the microsoft odbc for oracle driver:
>h=SQLCONNECT()
>?SQLEXEC(h,'{Call Deichmann.GetProjectStyleArticle(?@l1,?@l2,?@l3,?@l4)}')
>
>Then I get the error:
>Connectivity error: [Microsoft][ODBC driver for Oracle]Syntax error or access violation
>
>If I run the code using Oracle ODBC Driver then the error does not occur.
>
>The problem only occurs on some machines (like mine) and the odbc
>version is the same on the machines that work and dont work?
>
>Any ideas?