java.lang.NullPointerException: Attempt to invoke virtual method 'void org.uribeacon.config.GattRequestQueue.add(android.bluetooth.BluetoothGatt, org.uribeacon.config.GattRequestQueue$RequestType, android.bluetooth.BluetoothGattCharacteristic)' on a null object reference

GitHub | g-ortuno | 2 years ago
  1. 0

    GitHub comment 367#100300054

    GitHub | 2 years ago | g-ortuno
    java.lang.NullPointerException: Attempt to invoke virtual method 'void org.uribeacon.config.GattRequestQueue.add(android.bluetooth.BluetoothGatt, org.uribeacon.config.GattRequestQueue$RequestType, android.bluetooth.BluetoothGattCharacteristic)' on a null object reference
  2. 0
    Use 'dialog' to access views from custom_layout layout.
  3. 0
    The resource was accessed after it was dismissed.
  4. Speed up your debug routine!

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  5. 0
    Initialize the variable before calling a method on it.
  6. 0

    BLuetooth Gatt Callback not working with new API for Lollipop

    Stack Overflow | 2 years ago | Shashank Hebbale
    java.lang.NullPointerException: Attempt to invoke virtual method 'void android.bluetooth.BluetoothGattCallback.onConnectionStateChange(android.bluetooth.BluetoothGatt, int, int)' on a null object reference

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    Root Cause Analysis

    1. java.lang.NullPointerException

      Attempt to invoke virtual method 'void org.uribeacon.config.GattRequestQueue.add(android.bluetooth.BluetoothGatt, org.uribeacon.config.GattRequestQueue$RequestType, android.bluetooth.BluetoothGattCharacteristic)' on a null object reference

      at org.uribeacon.config.GattService.writeCharacteristic()
    2. org.uribeacon.config
      UriBeaconConfig.writeUriBeacon
      1. org.uribeacon.config.GattService.writeCharacteristic(GattService.java:85)
      2. org.uribeacon.config.ProtocolV1.writeUriBeacon(ProtocolV1.java:92)
      3. org.uribeacon.config.UriBeaconConfig.writeUriBeacon(UriBeaconConfig.java:97)
      3 frames
    3. org.physical_web.physicalweb
      PwsClient$1.onResponse
      1. org.physical_web.physicalweb.BeaconConfigFragment.setUriBeaconUrl(BeaconConfigFragment.java:347)
      2. org.physical_web.physicalweb.BeaconConfigFragment.access$900(BeaconConfigFragment.java:67)
      3. org.physical_web.physicalweb.BeaconConfigFragment$5.onUrlShortened(BeaconConfigFragment.java:372)
      4. org.physical_web.physicalweb.PwsClient$1.onResponse(PwsClient.java:119)
      5. org.physical_web.physicalweb.PwsClient$1.onResponse(PwsClient.java:108)
      5 frames
    4. Android-Volley Library
      ExecutorDelivery$ResponseDeliveryRunnable.run
      1. com.android.volley.toolbox.JsonRequest.deliverResponse(JsonRequest.java:65)
      2. com.android.volley.ExecutorDelivery$ResponseDeliveryRunnable.run(ExecutorDelivery.java:99)
      2 frames