mBluetoothGatt.getService(uuid) returns null

Question

In my app , i am passng the UUID number of the hearing aid service as in the BLE sample from google i.e. 0000a00-0000-1000-8000-00805f9b34fb

But the getservice retur

Answer 1

Your UUID is also wrong. It should be 0000a00X-0000-1000-8000-00805f9b34fb, not 0000a00-0000-1000-8000-00805f9b34fb