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[Help]: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected #648

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AdemYavuzCelik opened this issue Oct 30, 2023 · 1 comment
Closed
1 task done

[Help]: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected #648

AdemYavuzCelik opened this issue Oct 30, 2023 · 1 comment
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help Questions, help, observations, or possible bugs

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@AdemYavuzCelik
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Requirements

  • I've looked at the README 'Common Problems' section

Have you checked this problem on the example app?

Yes

FlutterBluePlus Version

1.20.4

Flutter Version

3.13.5

What OS?

Android

OS Version

13

Bluetooth Module

Murata || Nordic

What is your problem?

"I am encountering a status code of 255, which corresponds to an 'UNKNOWN_HCI_ERROR.' Despite this error, when I send a command, the device is working fine, indicating that the connection is still active.

Logs

D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: disconnect
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 0 (SUCCESS) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 62 (CONNECTION_FAILED_ESTABLISHMENT) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 0 (SUCCESS) newState: connected
D/[FBP-Android](30209): [FBP] onMtuChanged: mtu: 247 status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: discoverServices
D/[FBP-Android](30209): [FBP] onServicesDiscovered: count: 3 status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: setNotifyValue
D/[FBP-Android](30209): [FBP] onDescriptorWrite: uuid: 00002902-0000-1000-8000-00805f9b34fb status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: disconnect
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 0 (SUCCESS) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 0 (SUCCESS) newState: connected
D/[FBP-Android](30209): [FBP] onMtuChanged: mtu: 30 status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: discoverServices
D/[FBP-Android](30209): [FBP] onServicesDiscovered: count: 4 status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: setNotifyValue
D/[FBP-Android](30209): [FBP] onDescriptorWrite: uuid: 00002902-0000-1000-8000-00805f9b34fb status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b574-696c-696b-495345443c60 status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b574-696c-696b-495345443c60 status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b574-696c-696b-495345443c60
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b574-696c-696b-495345443c60
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b574-696c-696b-495345443c60 status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b574-696c-696b-495345443c60
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b574-696c-696b-495345443c60
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b574-696c-696b-495345443c60 status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b574-696c-696b-495345443c60 status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b574-696c-696b-495345443c60
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b574-696c-696b-495345443c60
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b574-696c-696b-495345443c60 status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b574-696c-696b-495345443c60
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b574-696c-696b-495345443c60 status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b574-696c-696b-495345443c60
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: disconnect
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 0 (SUCCESS) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 0 (SUCCESS) newState: connected
D/[FBP-Android](30209): [FBP] onMtuChanged: mtu: 247 status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: discoverServices
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onServicesDiscovered: count: 3 status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: setNotifyValue
D/[FBP-Android](30209): [FBP] onDescriptorWrite: uuid: 00002902-0000-1000-8000-00805f9b34fb status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
E/[FBP-Android](30209): [FBP] onScanFailed: SCAN_FAILED_ALREADY_STARTED
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onCharacteristicChanged: uuid: 6e400003-b5a3-f393-e0a9-e50e24dcca9e
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: writeCharacteristic
D/[FBP-Android](30209): [FBP] onCharacteristicWrite: uuid: 6e400002-b5a3-f393-e0a9-e50e24dcca9e status: 0
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
D/[FBP-Android](30209): [FBP] onConnectionStateChange: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected
D/[FBP-Android](30209): [FBP] onMethodCall: connect
D/[FBP-Android](30209): [FBP] onMethodCall: stopScan
D/[FBP-Android](30209): [FBP] onMethodCall: startScan
@AdemYavuzCelik AdemYavuzCelik added the bug Something isn't working label Oct 30, 2023
@chipweinberger
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chipweinberger commented Oct 30, 2023 •
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this error code comes from android and there is nothing FlutterBluePlus can do.

FlutterBluePlus is just a wrapper.

If it really does not cause issues, I suggest you catch the error and ignore it.

@chipweinberger chipweinberger changed the title [Bug]: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected [Help]: status: 255 (UNKNOWN_HCI_ERROR (255)) newState: disconnected Jan 4, 2024
@chipweinberger chipweinberger added help Questions, help, observations, or possible bugs and removed bug Something isn't working labels Jan 4, 2024
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