"Bruce L-C [MVP]" wrote:

> One of two things has happened. Either you do not have report parameters or
> you have report parameters and the query parameters are not mapped to the
> report parameter. Usually, but not always, RS creates the report parameter
> automatically for you.
>
> In the data tab click on the ..., go to parameters tab. It should like all
> your query parameters and what report parameter it maps to. If empty then go
> to layout, click somewhere on blank part of the report. go to the menu
> report->parameters. You need to have a report parameter per query parameter
> (or rather you should have the report parameters you want to map to the
> query parameters to be listed). If not there then add them. Then go back to
> the data tab, click on the ... and map the query parameters to the report
> parameters.
>
>
> --
> Bruce Loehle-Conger
> MVP SQL Server Reporting Services
>
> "MissQti" <MissQti@discussions.microsoft.com> wrote in message
> news:2F93E890-EB2E-4346-A9CF-6A8DA5E49AF3@microsoft.com...
> > I'm creating my reports and connect to the stored procedure. The results
> > of
> > data returned when I'm on Data Tab. However when I hit the Preview Tab I
> > got
> > the error said "An error has occured during report processing. Query
> > execution failed for data set "TheNameOfMyData". Procedure
> > "MyWebProcedureName" expect parameters "@Blah_1" which was not supplied".
> >
> > What was wrong with the errors? Do I have to pass the parameters. If
> > so...how do I pass the parameters? Help would much appreciate.
>
>