diff --git a/module/core/former/tests/inc/former_tests/subformer_container_setter_off.rs b/module/core/former/tests/inc/former_tests/subformer_container_setter_off.rs
index b763e6a464..b20fe7e374 100644
--- a/module/core/former/tests/inc/former_tests/subformer_container_setter_off.rs
+++ b/module/core/former/tests/inc/former_tests/subformer_container_setter_off.rs
@@ -50,7 +50,7 @@ where
 }
 
 #[ test ]
-fn basic()
+fn container()
 {
 
   let got = Parent::former()
diff --git a/module/core/former/tests/inc/former_tests/subformer_container_setter_on.rs b/module/core/former/tests/inc/former_tests/subformer_container_setter_on.rs
new file mode 100644
index 0000000000..f8d963a732
--- /dev/null
+++ b/module/core/former/tests/inc/former_tests/subformer_container_setter_on.rs
@@ -0,0 +1,86 @@
+#![ allow( dead_code ) ]
+
+use super::*;
+
+/// Child
+#[ derive( Debug, Default, PartialEq, the_module::Former ) ]
+pub struct Child
+{
+  name : String,
+  is_mandatory : bool,
+}
+
+/// Parent
+
+#[ derive( Debug, Default, PartialEq, the_module::Former ) ]
+// #[ debug ]
+// #[ derive( Debug, Default, PartialEq ) ]
+pub struct Parent
+{
+  // Such parameters switch off generation of front-end container setter and switch on scalar setter.
+  // Without explicit scalar_setter( true ) scalar setter is not generated.
+  #[ subform( setter = false ) ]
+  #[ scalar_setter( true ) ]
+  children : Vec< Child >,
+}
+
+impl< Definition > ParentFormer< Definition >
+where
+  Definition : former::FormerDefinition< Storage = < Parent as former::EntityToStorage >::Storage >,
+{
+
+  #[ inline( always ) ]
+  pub fn children2( self ) -> former::ContainerSubformer::
+  <
+    Child,
+    former::VectorDefinition< Child, Self, Self, ParentFormerAssignChildrenEnd< Definition >, >
+  >
+  {
+    self._children_assign::< _ >()
+  }
+
+}
+
+#[ test ]
+fn scalar()
+{
+
+  let children = vec!
+  [
+    Child { name : "a".to_string(), is_mandatory : false },
+    Child { name : "b".to_string(), is_mandatory : false },
+  ];
+  let got = Parent::former()
+  .children( children )
+  .form();
+
+  let children = vec!
+  [
+    Child { name : "a".to_string(), is_mandatory : false },
+    Child { name : "b".to_string(), is_mandatory : false },
+  ];
+  let exp = Parent { children };
+  a_id!( got, exp );
+
+}
+
+#[ test ]
+fn container()
+{
+
+  let got = Parent::former()
+  .children2()
+    .add( Child::former().name( "a" ).form() )
+    .add( Child::former().name( "b" ).form() )
+    .end()
+  .form();
+
+  let children = vec!
+  [
+    Child { name : "a".to_string(), is_mandatory : false },
+    Child { name : "b".to_string(), is_mandatory : false },
+  ];
+  let exp = Parent { children };
+  a_id!( got, exp );
+
+}
diff --git a/module/core/former/tests/inc/former_tests/subformer_subform_setter_off.rs b/module/core/former/tests/inc/former_tests/subformer_subform_setter_off.rs
index 48f086e668..a467fd2bea 100644
--- a/module/core/former/tests/inc/former_tests/subformer_subform_setter_off.rs
+++ b/module/core/former/tests/inc/former_tests/subformer_subform_setter_off.rs
@@ -29,7 +29,6 @@ where
   Definition : former::FormerDefinition< Storage = < Parent as former::EntityToStorage >::Storage >,
 {
 
-  // xxx
   #[ inline( always ) ]
   pub fn children( self ) -> &'static str
   {
@@ -51,7 +50,7 @@ where
 }
 
 #[ test ]
-fn children()
+fn subform()
 {
 
   let got = Parent::former()
diff --git a/module/core/former/tests/inc/former_tests/subformer_subform_setter_on.rs b/module/core/former/tests/inc/former_tests/subformer_subform_setter_on.rs
new file mode 100644
index 0000000000..2630abc97b
--- /dev/null
+++ b/module/core/former/tests/inc/former_tests/subformer_subform_setter_on.rs
@@ -0,0 +1,83 @@
+#![ allow( dead_code ) ]
+
+use super::*;
+
+/// Child
+#[ derive( Debug, Default, PartialEq, the_module::Former ) ]
+pub struct Child
+{
+  name : String,
+  is_mandatory : bool,
+}
+
+/// Parent
+
+#[ derive( Debug, Default, PartialEq, the_module::Former ) ]
+// #[ debug ]
+// #[ derive( Debug, Default, PartialEq ) ]
+pub struct Parent
+{
+  // Such parameters switch off generation of front-end subform setter and switch on scalar setter.
+  // Without explicit scalar_setter( true ) scalar setter is not generated.
+  #[ subform( setter = false ) ]
+  #[ scalar_setter( true ) ]
+  children : Vec< Child >,
+}
+
+impl< Definition > ParentFormer< Definition >
+where
+  Definition : former::FormerDefinition< Storage = < Parent as former::EntityToStorage >::Storage >,
+{
+
+  #[ inline( always ) ]
+  pub fn children2( self, name : &str ) ->
+  ChildAsSubformer< Self, impl ChildAsSubformerEnd< Self > >
+  {
+    self._children_add
+    ::< ChildFormer< _ >, _, >()
+    .name( name )
+  }
+
+}
+
+#[ test ]
+fn scalar()
+{
+
+  let children = vec!
+  [
+    Child { name : "a".to_string(), is_mandatory : false },
+    Child { name : "b".to_string(), is_mandatory : false },
+  ];
+  let got = Parent::former()
+  .children( children )
+  .form();
+
+  let children = vec!
+  [
+    Child { name : "a".to_string(), is_mandatory : false },
+    Child { name : "b".to_string(), is_mandatory : false },
+  ];
+  let exp = Parent { children };
+  a_id!( got, exp );
+
+}
+
+#[ test ]
+fn subform()
+{
+
+  let got = Parent::former()
+  .children2( "a" ).end()
+  .children2( "b" ).end()
+  .form();
+
+  let children = vec!
+  [
+    Child { name : "a".to_string(), is_mandatory : false },
+    Child { name : "b".to_string(), is_mandatory : false },
+  ];
+  let exp = Parent { children };
+  a_id!( got, exp );
+
+}
diff --git a/module/core/former/tests/inc/mod.rs b/module/core/former/tests/inc/mod.rs
index 77187d580d..8a4cf017f1 100644
--- a/module/core/former/tests/inc/mod.rs
+++ b/module/core/former/tests/inc/mod.rs
@@ -65,8 +65,8 @@ mod former_tests
 //   mod subformer_container;
 //   #[ cfg( any( not( feature = "no_std" ) ) ) ]
 //   mod subformer_container_manual;
-//   #[ cfg( any( not( feature = "no_std" ) ) ) ]
-//   mod subformer_container_implicit;
+  #[ cfg( any( not( feature = "no_std" ) ) ) ]
+  mod subformer_container_implicit;
   #[ cfg( any( not( feature = "no_std" ) ) ) ]
   mod subformer_container_setter_off;
 
@@ -80,6 +80,8 @@ mod former_tests
 //   mod subformer_subform_named_manual;
   #[ cfg( any( not( feature = "no_std" ) ) ) ]
   mod subformer_subform_setter_off;
+  #[ cfg( any( not( feature = "no_std" ) ) ) ]
+  mod subformer_subform_setter_on;
 
 //   #[ cfg( any( not( feature = "no_std" ) ) ) ]
 //   mod subformer_subform_hashmap;
diff --git a/module/core/former_meta/src/derive/former.rs b/module/core/former_meta/src/derive/former.rs
index 00e4445807..37be332632 100644
--- a/module/core/former_meta/src/derive/former.rs
+++ b/module/core/former_meta/src/derive/former.rs
@@ -8,7 +8,7 @@ use proc_macro2::TokenStream;
 /// Definition of a field.
 ///
 
-
+#[ allow( dead_code ) ]
 struct FormerField< 'a >
 {
   pub attrs : Attributes,