.dart___jb_tmp___: Could not find asset

[pjjjv]

I see this build error a lot in Webstorm with Polymer.dart (dart 1.18.1). It happens when I have pub serve running and I change my code. To get rid of it I stop pub serve and restart it.

Build error:
Failed to load source asset akepot|lib/competences_service.dart___jb_tmp___: Could not find asset akepot|lib/competences_service.dart___jb_tmp___.
package:pub/src/barback/pub_package_provider.dart 110  PubPackageProvider._assertExists
package:pub/src/barback/pub_package_provider.dart 104  PubPackageProvider.getAsset.<async>
Build error:
Failed to load source asset akepot|lib/competences_service.dart___jb_tmp___: Could not find asset akepot|lib/competences_service.dart___jb_tmp___.
package:pub/src/barback/pub_package_provider.dart 110  PubPackageProvider._assertExists
package:pub/src/barback/pub_package_provider.dart 104  PubPackageProvider.getAsset.<async>