title: ComboBox SelectedIndexChanged doesn't return the selected value
body: <p>Developing an application using vb.net in visual studio 2019 I got the next error
  I have 1 combobox on my form, when I change the index I need take the selected value an assign it to the variable courrentQRQC.</p>
  <p>This is my code</p>
  <pre><code>Private Sub ComboBox1_SelectedIndexChanged(sender As Object, e As EventArgs) Handles cBox_folio.SelectedIndexChanged
   
          courrentQRQC = cBox_folio.Text
  
  end sub
  </code></pre>
  <p><a href="https://i.stack.imgur.com/ihKcW.png" rel="nofollow noreferrer">Code</a></p>
  <p>cBox_folio.Text return the value &quot; &quot; when I select an item</p>