title: Failure [INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION]
body: <p>I'm getting a installation-error when testing out my app. This is what it says...</p>
  
  <pre><code>Device connected: emulator-5554
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device Nexus_5_API_21 [emulator-5554] is online, waiting for processes to start up..
  Device is ready: Nexus_5_API_21 [emulator-5554]
  Target device: Nexus_5_API_21 [emulator-5554]
  Uploading file
      local path: C:\Users\Janne\AndroidStudioProjects\Plugify\app\build\outputs\apk\app-debug.apk
      remote path: /data/local/tmp/com.example.janne.plugify
  Installing com.example.janne.plugify
  DEVICE SHELL COMMAND: pm install -r "/data/local/tmp/com.example.janne.plugify"
  pkg: /data/local/tmp/com.example.janne.plugify
  Failure [INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION]
  </code></pre>
  
  <p>I have no clue what is going on, so your help is much appreciated!</p>