1. Proxy status :
  2. Dart objects Live : 1 (out of 1 ever allocated).
  3. JS objects Live : 0 (out of 1 ever allocated).
  4. Proxy status :
  5. Dart objects Live : 1 (out of 1 ever allocated).
  6. JS objects Live : 0 (out of 6 ever allocated).
  7. Exception: NoSuchMethodError : method not found: 'getKeys'
  8. Receiver: Instance of 'LinkedHashMapImplementation<String, dynamic>'
  9. Arguments: []
  10. Stack Trace: #0 Object.noSuchMethod (dart:core-patch:772:3)
  11. #1 Proxy._convert (http://127.0.0.1:3030/C:/Users/Otto/Documents/Projects/dart/projects/OttoTest/web/packages/js/js.dart:826:35)
  12. #2 Proxy.Proxy._json (http://127.0.0.1:3030/C:/Users/Otto/Documents/Projects/dart/projects/OttoTest/web/packages/js/js.dart:819:20)
  13. #3 map (http://127.0.0.1:3030/C:/Users/Otto/Documents/Projects/dart/projects/OttoTest/web/packages/js/js.dart:703:24)
  14. #4 main.<anonymous closure> (http://127.0.0.1:3030/C:/Users/Otto/Documents/Projects/dart/projects/OttoTest/web/OttoTest.dart:7:25)
  15. #5 scoped (http://127.0.0.1:3030/C:/Users/Otto/Documents/Projects/dart/projects/OttoTest/web/packages/js/js.dart:652:13)
  16. #6 scoped (http://127.0.0.1:3030/C:/Users/Otto/Documents/Projects/dart/projects/OttoTest/web/packages/js/js.dart:653:5)
  17. #7 main (http://127.0.0.1:3030/C:/Users/Otto/Documents/Projects/dart/projects/OttoTest/web/OttoTest.dart:5:12)