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QuestionError: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
Member 105062157-Mar-14 3:12
Member 105062157-Mar-14 3:12 
Hello. I have this error when i load my from:
VB
Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible'.


VB
Private Sub followupfrm_Load(sender As Object, e As System.EventArgs) Handles Me.Load
Dim myda As New SqlDataAdapter("select * from customers", mcon)
Dim myds As New DataSet
myda.Fill(myds, "customers")
cmbcustomer.DataSource = myds.Tables(0)
cmbcustomer.DisplayMember = "company"
cmbcustomer.ValueMember = "serial"
'cmbcustomer.Text = ""
fillgrid()
End Sub


here where the error occures:

VB
Private Sub cmbcustomer_SelectedIndexChanged(sender As System.Object, e As System.EventArgs) Handles cmbcustomer.SelectedIndexChanged
        txtticketnumber.Text = "9" + Format(cmbcustomer.SelectedValue, "0000")
    End Sub


Any suggestions?
AnswerRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
Richard MacCutchan7-Mar-14 7:25
mveRichard MacCutchan7-Mar-14 7:25 
GeneralRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
Member 1050621510-Mar-14 4:30
Member 1050621510-Mar-14 4:30 
GeneralRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
melquimoises10-Mar-14 12:15
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GeneralRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
melquimoises28-Mar-14 6:46
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GeneralRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
melquimoises28-Mar-14 6:46
melquimoises28-Mar-14 6:46 
GeneralRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
melquimoises28-Mar-14 6:47
melquimoises28-Mar-14 6:47 
AnswerRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
knocky20108-Mar-14 22:14
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AnswerRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
Richard Deeming10-Mar-14 2:11
mveRichard Deeming10-Mar-14 2:11 
GeneralRe: Error: Unable to cast object of type 'System.Data.DataRowView' to type 'System.IConvertible' Pin
Member 1050621510-Mar-14 4:35
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Questionhow to get connection strings in web api 4.0 from app.config file Pin
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