This looks like Access code.  In Access you would use:

nz([Parameters!Status.Value],"") = ""

You could also use:

[Parameters!Status.Value] = NULL

Try this:

WHERE ((CAST(ISNULL(QuestionNumber,'') AS VarChar) + CAST(ISNULL(Role,'') AS VarChar) + CAST(ISNULL(GroupNumber,'') AS VarChar)) NOT IN

(SELECT CAST(ISNULL(Question,'') AS VarChar) + CAST(ISNULL(Role,'') AS VarChar) + CAST(ISNULL(GroupId,'') AS VarChar) AS Expr1

FROM [360_QuestionResults]))

My front end is Access. If I am displaying the number in a list box I cannot use the formatting capability of Access, I have to use the language...

Using Enterprise Manager, right click on the stored procedure, select All Tasks, then General SQL Script. Press OK to create a script file which you can run on another...