>>>>>>When I change to the following:
>>>>>>

>>>>>>param.SqlDbType = System.Data.SqlDbType.Decimal;
>>>>>>param.Value = 0.00;  
>>>>>>

>>>>>>
>>>>>>I get compiler error.
>>>>>
>>>>>What?
>>>>
>>>>What I wrote in the other message about "The explicit conversion exists (are you missing a cast?)"
>>>
>>>
>>>That works for me:
>>>

>>> SqlCommand sql = new SqlCommand();
>>>sql.Parameters.Add("asd");
>>>sql.Parameters[0].SqlDbType = SqlDbType.Decimal;
>>>sql.Parameters[0].Size = 10;
>>>sql.Parameters[0].Value = 0.00;
>>>sql.Parameters[0].Direction = ParameterDirection.InputOutput;
>>>

>>
>>The above code does not produce the compilere error. But when I call the stored procedure I get error "Error converting data type numeric to numeric"
>
>Can you post the stored procedure code?
>
>It sounds like you are trying to cast something that is already Decimal.

You are absolutely correct. I commented the link of setting the SqlDbType and all works. Since I was setting the value to 0.00 it was already decimal. Thank you very much.