Visual Basic

addRow = lpDataSet.Tables("tbl_students").NewRow()                <br />
addRow("stud_cell") = txtStudCell.Text                <br />
addRow("stud_phone") = txtStudPhone.Text                <br />
lpDataSet.Tables("tbl_students").Rows.Add(addRow)  <br />
<br />
Try                    <br />
     studTableAdapter.Update()                <br />
Catch err As Exception                    <br />
     MessageBox.Show(err.Message)                <br />
End Try

Overload resolution failed because no accesdsible update accepts this number of arguments.

Public Shared Function EncryptSHA512(ByVal strAs String) As String
     Dim Bytes() As Byte
     Dim Encoder As New System.Text.UTF8Encoding
     Dim SHA512 As New System.Security.Cryptography.SHA512Managed
     Dim SHA512String As String

     Bytes = Encoder.GetBytes(str)
     Bytes = SHA512.ComputeHash(Bytes)
     SHA512String = Convert.ToBase64String(Bytes)
     Return SHA512String
 End Function

Public Shared Function DecryptSHA512(ByVal str As String) As String<br />
    Dim Bytes() As Byte<br />
    Dim Encoder As New System.Text.UTF8Encoding<br />
    Dim SHA512 As New System.Security.Cryptography.SHA512Managed<br />
    Dim RegularString As String<br />
    Bytes = Convert.FromBase64String(str)<br />
    'Bytes = SHA512.??(Bytes)  'Can't find reverse logic<br />
    RegularString = Encoder.GetString(Bytes)<br />
    Return RegularString<br />
End Function

AAGTHosting wrote:

Try studTableAdapter.Update(addRow)

AAGTHosting wrote:

I checked the dataSet and it says the phone number field is text.

Steven J Jowett wrote:

like an mdi child would remain on top of an mdi parent.

Dim newForm As New Form2()
newForm.Show(Me)

sikhan555 wrote:

I want to checked that the Value in InvoiceNo is must enter unique, i try so many things but i was unable.

SELECT invoiceNumber FROM Invoices WHERE invoiceNumber = @userEnteredNumber