Product: DCOracle2 Alpha 6 against 8.1.7 Installation is synlinked into INSTANCE_HOME Browsing Database is OK Selecting from database is OK Inserting into dataase gives this error: Zope Error Zope has encountered an error while publishing this resource. Error Type: DatabaseError Error Value: (24374, 'ORA-24374: define not done before fetch or execute and fetch') This error is explained in the oracle docs: " ORA-24374: define not done before fetch or execute and fetch Cause: The application did not define output variables for data being fetched before issuing a fetch call or invoking a fetch by specifying a non-zero row count in an execute call. Action: Issue OCI define calls for the columns to be fetched. " Also: what is the retionale for returning None instead of Null for null values? Is it more pythonesque? Thanks. /dario - -------------------------------------------------------------------- Dario Lopez-Kästen Systems Developer Chalmers Univ. of Technology dario@ita.chalmers.se ICQ will yield no hits IT Systems & Services