title: iOS BLE read value characteristics issue "The attribute is not long" error
body: <p>I am working in BLE communication, write value to peripheral is working Fine. </p>
  
  <p>When i read data from BLE device using <code>readValueCharacteristics</code> shows </p>
  
  <blockquote>
    <p>error code 11 The attribute is not long</p>
  </blockquote>
  
  <p>in <code>didUpdateValueForCharacteristics</code> method while reading data from Characteristics "FFF2" (Read and Write).</p>
  
  <p>Anybody Guide me on this issue it will be great.</p>
  
  <p>Thanks</p>