Can pass values as parameters except for a string value? Why Not?

Hi, :confused:

I am having difficulty trying to pass a string variable parameter to the reportviewer. See code below.... I can pass variables p and q just fine, but s gives me the error "Value of type 'Microsoft.Reporting.WinForms.ReportParameter' cannot be converted to type String". I had checked the report to make sure that the parameter type is of type 'String' which it is. Any ideas?

Thanks
Eric

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
ReportViewer1.ProcessingMode = Microsoft.Reporting.WinForms.ProcessingMode.Local

Dim p As Microsoft.Reporting.WinForms.ReportParameter
Dim q As Microsoft.Reporting.WinForms.ReportParameter
Dim s As Microsoft.Reporting.WinForms.ReportParameter

If (btnAll.Checked = True) Then
Dim params(1) As Microsoft.Reporting.WinForms.ReportParameter
p = New Microsoft.Reporting.WinForms.ReportParameter("from", dteFrom.Value)
q = New Microsoft.Reporting.WinForms.ReportParameter("to", dteTo.Value)


params(0) = p
params(1) = q
ReportViewer1.LocalReport.SetParameters(params)
DataTable1TableAdapter.Fill(DataSet1.DataTable1, dteFrom.Value, dteTo.Value)

ReportViewer1.RefreshReport()
Else

Dim params(2) As Microsoft.Reporting.WinForms.ReportParameter

p = New Microsoft.Reporting.WinForms.ReportParameter("from", dteFrom.Value)
q = New Microsoft.Reporting.WinForms.ReportParameter("to", dteTo.Value)

If (btnMitch.Checked = True) Then
s = New Microsoft.Reporting.WinForms.ReportParameter("atty", "Mitch")
End If
If (btnMarc.Checked = True) Then
s = New Microsoft.Reporting.WinForms.ReportParameter("atty", "Marc")
End If
If (btnWayne.Checked = True) Then
s = New Microsoft.Reporting.WinForms.ReportParameter("atty", "Wayne")
End If
If (btnMark.Checked = True) Then
s = New Microsoft.Reporting.WinForms.ReportParameter("atty", "Mark")
End If

params(0) = p
params(1) = q
params(2) = s

ReportViewer1.LocalReport.SetParameters(params)

DataTable1TableAdapter.FillBy(DataSet1.DataTable1, dteFrom.Value, dteTo.Value, s)



ReportViewer1.RefreshReport()
End If

End Sub

Which statement is causing the error? This one looks incorrect

DataTable1TableAdapter.FillBy(DataSet1.DataTable1, dteFrom.Value, dteTo.Value, s)

because arguments 2 and 3 appear to be date variables. Argument 4 is the report parameter object. Should it be a string variable?

The statement you had copied and pasted. The error shows a squiggly on the "s" where the error occurs on.

thanks
eric

Quote:

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Originally Posted by brucevde

Which statement is causing the error? This one looks incorrect

DataTable1TableAdapter.FillBy(DataSet1.DataTable1, dteFrom.Value, dteTo.Value, s)

because arguments 2 and 3 appear to be date variables. Argument 4 is the report parameter object. Should it be a string variable?

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