diff --git a/src/Umbraco.Web/Models/Mapping/DataTypeMapDefinition.cs b/src/Umbraco.Web/Models/Mapping/DataTypeMapDefinition.cs
index aafa5cb4d2..122f934818 100644
--- a/src/Umbraco.Web/Models/Mapping/DataTypeMapDefinition.cs
+++ b/src/Umbraco.Web/Models/Mapping/DataTypeMapDefinition.cs
@@ -37,7 +37,7 @@ namespace Umbraco.Web.Models.Mapping
             mapper.Define<IDataType, DataTypeBasic>((source, context) => new DataTypeBasic(), Map);
             mapper.Define<IDataType, DataTypeDisplay>((source, context) => new DataTypeDisplay(), Map);
             mapper.Define<IDataType, IEnumerable<DataTypeConfigurationFieldDisplay>>((source, context) => MapPreValues(source, mapper));
-            mapper.Define<DataTypeSave, IDataType>(Map);
+            mapper.Define<DataTypeSave, IDataType>((source, context) => new DataType(_propertyEditors[source.EditorAlias]) { CreateDate = DateTime.Now },Map);
             mapper.Define<IDataEditor, IEnumerable<DataTypeConfigurationFieldDisplay>>((source, context) => MapPreValues(source, mapper));
         }
 
diff --git a/src/Umbraco.Web/Models/Mapping/UserMapDefinition.cs b/src/Umbraco.Web/Models/Mapping/UserMapDefinition.cs
index 38cad2c9c2..6ff85e7699 100644
--- a/src/Umbraco.Web/Models/Mapping/UserMapDefinition.cs
+++ b/src/Umbraco.Web/Models/Mapping/UserMapDefinition.cs
@@ -386,7 +386,7 @@ namespace Umbraco.Web.Models.Mapping
                 startNodes.Add(CreateRootNode(_textService.Localize(localizedKey)));
 
             var mediaItems = _entityService.GetAll(objectType, startNodeIds);
-            startNodes.AddRange(mapper.Map<IEnumerable<IUmbracoEntity>, IEnumerable<EntityBasic>>(mediaItems));
+            startNodes.AddRange(mapper.Map<IEnumerable<EntityBasic>>(mediaItems));
             return startNodes;
         }