diff --git a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/AccompanyingCourse/App.vue b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/AccompanyingCourse/App.vue
index c8dcaaa97..087248444 100644
--- a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/AccompanyingCourse/App.vue
+++ b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/AccompanyingCourse/App.vue
@@ -1,6 +1,4 @@
 <template>
-   <test></test>
-
    <banner></banner>
    <sticky-nav></sticky-nav>
 
@@ -26,7 +24,6 @@
     </div>
 </template>
 <script>
-import test from 'ChillPersonAssets/vuejs/VisGraph/components/test'
 import { mapState } from 'vuex'
 import Banner from './components/Banner.vue';
 import StickyNav from './components/StickyNav.vue';
@@ -44,7 +41,6 @@ import Confirm from './components/Confirm.vue';
 export default {
    name: 'App',
    components: {
-      test,
       Banner,
       StickyNav,
       OriginDemand,
diff --git a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/App.vue b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/App.vue
index 7ad449dc8..fa6707ed1 100644
--- a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/App.vue
+++ b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/App.vue
@@ -115,7 +115,6 @@
 </template>
 
 <script>
-import test from './components/test'
 import vis from 'vis-network/dist/vis-network'
 import { mapState, mapGetters } from "vuex"
 import Modal from 'ChillMainAssets/vuejs/_components/Modal'
@@ -126,7 +125,6 @@ import { splitId } from "./vis-network";
 export default {
    name: "App",
    components: {
-      test,
       Modal,
       VueMultiselect
    },
@@ -159,12 +157,10 @@ export default {
    },
    computed: {
       ...mapGetters(['nodes', 'edges',
-         // not used
-         'isInWhitelist', 'isHouseholdLoading', 'isCourseLoaded', 'isRelationshipLoaded', 'isPersonLoaded', 'isExcludedNode', 'countLinksByNode', 'getParticipationsByCourse', 'getMembersByHousehold', 'getPersonsGroup',
+         // not used 'isInWhitelist', 'isHouseholdLoading', 'isCourseLoaded', 'isRelationshipLoaded', 'isPersonLoaded', 'isExcludedNode', 'countLinksByNode', 'getParticipationsByCourse', 'getMembersByHousehold', 'getPersonsGroup',
       ]),
-      ...mapState(['households', 'courses', 'excludedNodesIds', 'persons',
-         // not used
-         'links', 'relationships', 'whitelistIds', 'personLoadedIds', 'householdLoadingIds', 'courseLoadedIds', 'relationshipLoadedIds',
+      ...mapState(['persons', 'households', 'courses', 'excludedNodesIds', 'updateHack',
+         // not used 'links', 'relationships', 'whitelistIds', 'personLoadedIds', 'householdLoadingIds', 'courseLoadedIds', 'relationshipLoadedIds',
       ]),
 
       visgraph_data() {
@@ -333,7 +329,7 @@ export default {
          this.refreshNetwork
       },
 
-      /// Control Layers
+      /// control Layers
       toggleLayer(value) {
          let id = value.target.value
          console.log('@@@@@@ toggle Layer', id)
@@ -358,42 +354,35 @@ export default {
       /// control Modal
       addRelationshipModal(edgeData) {
          //console.log('==- addRelationshipModal', edgeData)
-         this.modal.data.from = edgeData.from
-         this.modal.data.to = edgeData.to
-         this.modal.action = 'create'
-         this.modal.title = 'visgraph.add_relationship_link'
-         this.modal.button.class = 'btn-create'
-         this.modal.button.text = 'action.create'
-         this.modal.showModal = true
+         this.modal = {
+            data: { from:  edgeData.from, to: edgeData.to },
+            action:  'create',
+            showModal:  true,
+            title:  'visgraph.add_relationship_link',
+            button: { class:  'btn-create', text:  'action.create' }
+         }
       },
       editRelationshipModal(edgeData) {
-         this.modal.data = edgeData
-         this.relation = this.modal.data.relation
-         this.reverse = this.modal.data.reverse
-         //console.log('==- editRelationshipModal', this.modal.data)
-         this.modal.action = 'edit'
-         this.modal.title = 'visgraph.edit_relationship_link'
-         this.modal.button.class = 'btn-edit'
-         this.modal.button.text = 'action.edit'
-         this.modal.showModal = true
+         //console.log('==- editRelationshipModal', edgeData)
+         this.modal = {
+            data: edgeData,
+            action: 'edit',
+            showModal: true,
+            title: 'visgraph.edit_relationship_link',
+            button: { class: 'btn-edit', text: 'action.edit' }
+         }
       },
 
       // form
       resetForm() {
-         console.log('==- reset Form')
-         this.modal.data = {
-            type: 'relationship',
-            from: null,
-            to: null,
-            relation: null,
-            reverse: false
+         this.modal = {
+            data: { type: 'relationship', from: null, to: null, relation: null, reverse: false },
+            action: null,
+            title: null,
+            button: { class: null, text: null, }
          }
-         this.modal.action = null
-         this.modal.title = null
-         this.modal.button.class = null
-         this.modal.button.text = null
+         console.log('==- reset Form', this.modal.data)
       },
-
       getRelationsList() {
          //console.log('fetch relationsList')
          return getRelationsList().then(relations => new Promise(resolve => {
@@ -414,7 +403,7 @@ export default {
       // actions
       createRelationship() {
          this.displayHelpMessage = true
-         this.listenPersonFlag = 'step1'
+         this.listenPersonFlag = 'step1' // toggle listener in create link mode
          console.log('   @@> switch listener to create link mode:', this.listenPersonFlag)
       },
       dropRelationship() {
diff --git a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/components/test.vue b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/components/test.vue
deleted file mode 100644
index 5d86303bb..000000000
--- a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/components/test.vue
+++ /dev/null
@@ -1,49 +0,0 @@
-<template>
-   <VueMultiselect
-      name="selectLama"
-      id="selectLama"
-      :options="lamas"
-      v-model="lama">
-   </VueMultiselect>
-   <input
-      type="checkbox"
-      id="checked"
-      v-model="checked"
-   /> test
-   <h3>{{ checked }} {{ lama }}</h3>
-</template>
-
-<script>
-import VueMultiselect from 'vue-multiselect'
-export default {
-   name: "test",
-   components: {
-      VueMultiselect
-   },
-   data() {
-      return {
-         checked: false,
-         lamas: ['pomme', 'poire', 'banane'],
-         lama: null
-      }
-   },
-   computed: {
-      checked: {
-         set(value) {
-            this.checked = value
-         },
-         get() {
-            return this.checked
-         }
-      },
-      lama: {
-         get() {
-            return this.lama
-         },
-         set(value) {
-            this.lama = value
-         }
-      }
-   }
-}
-</script>
diff --git a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/store.js b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/store.js
index d9f6b5b03..d9f6b9d87 100644
--- a/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/store.js
+++ b/src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/store.js
@@ -328,7 +328,7 @@ const store = createStore({
         },
 
         /**
-         *  6) Add each distinct course
+         *  6) Add each distinct course (a person can have multiple courses)
          *  @param object
          *  @param courses
          */