device not showing

[dev147jainsoft]

[ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: MissingPluginException(No implementation found for method state on channel bluetooth_print/methods)
E/flutter ( 2768): #0 MethodChannel._invokeMethod (package:flutter/src/services/platform_channel.dart:332:7)
E/flutter ( 2768):
E/flutter ( 2768): #1 BluetoothPrint.state. (package:bluetooth_print/bluetooth_print.dart:54:53)
E/flutter ( 2768):
E/flutter ( 2768): #2 BluetoothPrint.state (package:bluetooth_print/bluetooth_print.dart:54:11)
E/flutter ( 2768):
E/flutter ( 2768): #3 _PrintTestState._startScan. (package:ssrcourier/screens/print_test.dart:41:33)
E/flutter ( 2768):
E/flutter ( 2768):

this error i am getting

[krunalagrawal]

I have also faced this issue, try enabling the location service.