Interktion im WPF erweitert

DaSaSo.EntityFramework/Services/BuildingsiteDataService.cs

@@ -25,6 +25,11 @@ namespace DaSaSo.EntityFramework.Services
             return await _nonQueryDataService.Create(entity);
         }
 
+        public Buildingsite CreateNonAsync(Buildingsite entity)
+        {
+            throw new NotImplementedException();
+        }
+
         public async Task<bool> Delete(int id)
         {
             return await _nonQueryDataService.Delete(id);