Re: GATT onWriteCharacteristic() returns status=1 (BT_STATUS_FAIL)

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Hi,

On Monday 21 of September 2015 06:43:20 krishnaks@xxxxxxxxxxxxxxxx wrote:
> Hi,
> 
> I am using Bluez 5.33 on Android kitkat 4.4.3.
> I am testing GATT functionality  and I found that sometime
> onWriteCharacteristic returns status 1 (BT_STATUS_FAIL). In android
> Application I am checking for success status (i.e. 0) which I am getting
> most of the time. But occasionally I am getting Status 1 because of which
> my application logic is failing.
> 
> When Bluez will send Status 1 and on what basis? How to avoid this?
> 
> 
> -----------------------Working Log-------------------------------
> D/BluetoothGatt( 1359): writeCharacteristic() - uuid:
> 1d4de0a0-9f84-11e4-a042-0002a5d5c51b
> D/BtGatt.GattService( 1259): writeCharacteristic() -
> address=00:00:39:36:85:2F
> D/BtGatt.GattService( 1259): onWriteCharacteristic() -
> address=00:00:39:36:85:2F, status=0
> D/BluetoothGatt( 1359): onCharacteristicWrite() - Device=00:00:39:36:85:2F
> UUID=1d4de0a0-9f84-11e4-a042-0002a5d5c51b Status=0
> ----------------------Log End-------------------------
> 
> 
> --------------------------Failure Log---------------------------------
> D/BluetoothGatt( 1359): writeCharacteristic() - uuid:
> 1d4de0a0-9f84-11e4-a042-0002a5d5c51b
> D/BtGatt.GattService( 1259): writeCharacteristic() -
> address=00:00:39:36:85:2F
> D/BtGatt.GattService( 1259): onWriteCharacteristic() -
> address=00:00:39:36:85:2F, status=1
> D/BluetoothGatt( 1359): onCharacteristicWrite() - Device=00:00:39:36:85:2F
> UUID=1d4de0a0-9f84-11e4-a042-0002a5d5c51b Status=1
> --------------------------Log End-------------------------------

Please enable debug logs for daemon (check android/README for how-to) and 
provide both debug logs and btmon HCI traces.

-- 
BR
Szymon Janc
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