gistfile1.dart

void save() {
    Store store1 = new Store(dbName, store1Name); // Opening first nonexistent store, all good
    store1.open().then((_) {
      store1.batch({
        // This will run sucessfully and the data will be saved
      });
    });

    Store store2 = new Store(dbName, store2Name);
    store2.open().then((_) {
      store2.batch({ // Stack trace indicates this line is the problematic one
        // This store will never be created and this data will not be saved
      });
    });
  }

gistfile2.txt

Exception: Uncaught Error: NotFoundError: One of the specified object stores was not found.
Stack Trace:
#0      BlinkIDBDatabase.transaction_Callback_DOMString_DOMString (dart:_blink:3766)
#1      Database.transaction (dart:indexed_db:243)
#2      IndexedDbStore._doCommand (package:lawndart/src/indexeddb_store.dart:96:32)
#3      IndexedDbStore._save (package:lawndart/src/indexeddb_store.dart:77:22)
#4      Store.save (package:lawndart/lawndart.dart:110:17)
#5      IndexedDbStore._batch (package:lawndart/src/indexeddb_store.dart:125:23)
#6      Store.batch (package:lawndart/lawndart.dart:120:18)
#7      Profile.save.<anonymous closure> (http://localhost:8080/assets/dart/profile.dart:91:24) <- Line 11 in the previous file
#8      _RootZone.runUnary (dart:async/zone.dart:1151)
#9      _Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:496)
#10     _Future._propagateToListeners (dart:async/future_impl.dart:579)
#11     _Future._complete (dart:async/future_impl.dart:325)
#12     _SyncCompleter.complete (dart:async/future_impl.dart:53)
#13     _completeRequest.<anonymous closure> (dart:indexed_db:412)