title: Unable to cast object of type 'System.Byte[]' to type 'System.IConvertible'
body: <p>i get the error in following code</p>
  
  <pre><code>Function ReadFile(ByVal sPath As String) As Byte
  
      Dim data As Byte
      data = Nothing
  
      Dim fInfo As FileInfo
      fInfo = New FileInfo(sPath)
  
      Dim numBytes As Long
      numBytes = fInfo.Length
  
      Dim fStream As FileStream
      fStream = New FileStream(sPath, FileMode.Open, FileAccess.Read)
  
      Dim br As BinaryReader
      br = New BinaryReader(fStream)
  
      data = Convert.ToByte(br.ReadBytes(numBytes)) `getting error on this line`
      Return data
  End Function
  </code></pre>