fixed: Template parser cannot be set

docs/changelog/7.x.x.txt

@@ -1,5 +1,6 @@
 7.7.9
  - fixed: Reverted bugfix for 10409 and changed the hover help to reflect the correct way to build list-type form controls in the MetaData.
+ - fixed: Template parser cannot be set
 
 7.7.8
  - fixed: Basic Auth doesn't work if password contains colon (Arjan Widlak,

lib/WebGUI/Asset/Template.pm

@@ -619,6 +619,10 @@ sub processPropertiesFromFormPost {
         $data{extraHeadTags} = '';
     }
 
+    if ($needsUpdate) {
+        $self->update(\%data);
+    }
+
     ### Template attachments
     my $f    = $self->session->form;
     my $p    = $f->paramsHashRef;