1. Lukas Acker's Avatar
    Hallo Guys,

    everytime I try to verify my number on Whatsapp it will give me the message "Unexpected error: java.io.IOException: Stream already open". I already searched via google but I didn't get a solution.

    Thanks for your help,

    03-04-14 03:31 PM
  2. jbagra's Avatar
    Try download the app from WhatsApp :: Home.
    03-09-14 06:21 PM

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