>Why would this statement cause an error? Are you passing incompatible data types?
>
>>UPDATE Company
>> SET Price = @Price
>> WHERE CompanyID = @CompanyID

It is not a SQL error, but a programming error if @CompanyID does not exist. I mistakenly thought SQL Server would generate an error if someone is trying to update a record that does not exist.

>>SET @ErrorNo = @@ERROR, @RowCnt = @@ROWCOUNT
>
>Replace the SET with a SELECT and everything should work.

Perfect, thanks!