LateInitializationError: Field 'userProperty' has not been initialized.
at AnalyticsImpl.userProperty(analytics.dart)
at AnalyticsImpl.send(analytics.dart:613)
at ErrorHandler.log(error_handler.dart:29)
at Session._refreshSessionData(session.dart:102)
at new Session(session.dart:37)
at new AnalyticsImpl(analytics.dart:429)
at new Analytics(analytics.dart:87)
at getAnalytics(unified_analytics.dart:51)
at runInContext.<anonymous closure>(context_runner.dart:92)
at AppContext._generateIfNecessary.<anonymous closure>(context.dart:107)
at _LinkedHashMapMixin.putIfAbsent(compact_hash.dart:543)
at AppContext._generateIfNecessary(context.dart:95)
at AppContext.get(context.dart:124)
at AppContext.get(context.dart:122)
at AppContext.get(context.dart:122)
at analytics(globals.dart:98)
at FlutterCommand.analytics(flutter_command.dart:236)
at FlutterCommand.verifyThenRunCommand(flutter_command.dart:1755)
at <asynchronous gap>(async)
at FlutterCommand.run.<anonymous closure>(flutter_command.dart:1394)
at <asynchronous gap>(async)
at AppContext.run.<anonymous closure>(context.dart:153)
at <asynchronous gap>(async)
at CommandRunner.runCommand(command_runner.dart:212)
at <asynchronous gap>(async)
at FlutterCommandRunner.runCommand.<anonymous closure>(flutter_command_runner.dart:360)
at <asynchronous gap>(async)
at AppContext.run.<anonymous closure>(context.dart:153)
at <asynchronous gap>(async)
at FlutterCommandRunner.runCommand(flutter_command_runner.dart:300)
at <asynchronous gap>(async)
at run.<anonymous closure>.<anonymous closure>(runner.dart:119)
at <asynchronous gap>(async)
at AppContext.run.<anonymous closure>(context.dart:153)
at <asynchronous gap>(async)
at main(executable.dart:94)
at <asynchronous gap>(async)