Unhandled Exception: PlatformException(10, , null, null) when press google pay flutter

[rahafff]

when pressing the google pay button, I call the showPaymentSelector method but I get this error E/flutter ( 4453): [ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: PlatformException(10, , null, null) E/flutter ( 4453): #0 StandardMethodCodec.decodeEnvelope (package:flutter/src/services/message_codecs.dart:653) E/flutter ( 4453): #1 MethodChannel._invokeMethod (package:flutter/src/services/platform_channel.dart:296) E/flutter ( 4453): <asynchronous suspension> E/flutter ( 4453): #2 PayMethodChannel.showPaymentSelector (package:pay_platform_interface/pay_channel.dart:64) E/flutter ( 4453): <asynchronous suspension> E/flutter ( 4453): #3 _PaySampleAppState.onGooglePayPressed (package:cater_me_v2/flutter_pay_test.dart:585) E/flutter ( 4453): <asynchronous suspension>