diff --git a/app/src/views/app/AppActions.vue b/app/src/views/app/AppActions.vue
index 2f07e3bd..729f0835 100644
--- a/app/src/views/app/AppActions.vue
+++ b/app/src/views/app/AppActions.vue
@@ -1,6 +1,6 @@
 <template>
   <view-base
-    :queries="queries" @queries-response="formatAppActions"
+    :queries="queries" @queries-response="onQueriesResponse"
     ref="view" skeleton="card-form-skeleton"
   >
     <template v-if="actions" #default>
@@ -47,6 +47,8 @@ import { objectToParams } from '@/helpers/commons'
 export default {
   name: 'AppActions',
 
+  mixins: [validationMixin],
+
   props: {
     id: { type: String, required: true }
   },
@@ -54,10 +56,10 @@ export default {
   data () {
     return {
       queries: [
-        `apps/${this.id}/actions`,
-        { uri: 'domains' },
-        { uri: 'domains/main', storeKey: 'main_domain' },
-        { uri: 'users' }
+        ['GET', `apps/${this.id}/actions`],
+        ['GET', { uri: 'domains' }],
+        ['GET', { uri: 'domains/main', storeKey: 'main_domain' }],
+        ['GET', { uri: 'users' }]
       ],
       actions: undefined
     }
@@ -74,7 +76,7 @@ export default {
   },
 
   methods: {
-    formatAppActions (data) {
+    onQueriesResponse (data) {
       if (!data.actions) {
         this.actions = null
         return
@@ -95,17 +97,16 @@ export default {
     },
 
     performAction (action) {
-      // FIXME api expects at least one argument ?! (fake one given with { wut } )
-      const args = objectToParams(action.form ? formatFormData(action.form) : { wut: undefined })
+      // FIXME api expects at least one argument ?! (fake one given with { dontmindthis } )
+      const args = objectToParams(action.form ? formatFormData(action.form) : { dontmindthis: undefined })
 
       api.put(`apps/${this.id}/actions/${action.id}`, { args }).then(response => {
         this.$refs.view.fetchQueries()
-      }).catch(error => {
-        action.serverError = error.message
+      }).catch(err => {
+        if (err.name !== 'APIBadRequestError') throw err
+        action.serverError = err.message
       })
     }
-  },
-
-  mixins: [validationMixin]
+  }
 }
 </script>
diff --git a/app/src/views/app/AppCatalog.vue b/app/src/views/app/AppCatalog.vue
index acd0f0b2..31ebf917 100644
--- a/app/src/views/app/AppCatalog.vue
+++ b/app/src/views/app/AppCatalog.vue
@@ -1,7 +1,7 @@
 <template>
   <view-search
     :items="apps" :filtered-items="filteredApps" items-name="apps"
-    :queries="queries" @queries-response="formatAppData"
+    :queries="queries" @queries-response="onQueriesResponse"
   >
     <template #top-bar>
       <div id="view-top-bar">
@@ -158,7 +158,9 @@ export default {
 
   data () {
     return {
-      queries: ['appscatalog?full&with_categories'],
+      queries: [
+        ['GET', 'appscatalog?full&with_categories']
+      ],
 
       // Data
       apps: undefined,
@@ -280,7 +282,7 @@ export default {
       return 'danger'
     },
 
-    formatAppData (data) {
+    onQueriesResponse (data) {
       // APPS
       const apps = []
       for (const key in data.apps) {
diff --git a/app/src/views/app/AppConfigPanel.vue b/app/src/views/app/AppConfigPanel.vue
index d380e654..e9a706cd 100644
--- a/app/src/views/app/AppConfigPanel.vue
+++ b/app/src/views/app/AppConfigPanel.vue
@@ -1,5 +1,5 @@
 <template>
-  <view-base :queries="queries" @queries-response="formatAppConfig" skeleton="card-form-skeleton">
+  <view-base :queries="queries" @queries-response="onQueriesResponse" skeleton="card-form-skeleton">
     <template v-if="panels" #default>
       <b-alert variant="warning" class="mb-4">
         <icon iname="exclamation-triangle" /> {{ $t('experimental_warning') }}
@@ -61,17 +61,17 @@ export default {
   data () {
     return {
       queries: [
-        `apps/${this.id}/config-panel`,
-        { uri: 'domains' },
-        { uri: 'domains/main', storeKey: 'main_domain' },
-        { uri: 'users' }
+        ['GET', `apps/${this.id}/config-panel`],
+        ['GET', { uri: 'domains' }],
+        ['GET', { uri: 'domains/main', storeKey: 'main_domain' }],
+        ['GET', { uri: 'users' }]
       ],
       panels: undefined
     }
   },
 
   methods: {
-    formatAppConfig (data) {
+    onQueriesResponse (data) {
       if (!data.config_panel || data.config_panel.length === 0) {
         this.panels = null
         return
diff --git a/app/src/views/app/AppInfo.vue b/app/src/views/app/AppInfo.vue
index d03767ef..79e5c21b 100644
--- a/app/src/views/app/AppInfo.vue
+++ b/app/src/views/app/AppInfo.vue
@@ -1,5 +1,5 @@
 <template>
-  <view-base :queries="queries" @queries-response="formatAppData" ref="view">
+  <view-base :queries="queries" @queries-response="onQueriesResponse" ref="view">
     <!-- BASIC INFOS -->
     <card v-if="infos" :title="`${$t('infos')} — ${infos.label}`" icon="info-circle">
       <b-row
@@ -172,9 +172,9 @@ export default {
   data () {
     return {
       queries: [
-        `apps/${this.id}?full`,
-        { uri: 'users/permissions?full', storeKey: 'permissions' },
-        { uri: 'domains' }
+        ['GET', `apps/${this.id}?full`],
+        ['GET', { uri: 'users/permissions?full', storeKey: 'permissions' }],
+        ['GET', { uri: 'domains' }]
       ],
       infos: undefined,
       app: undefined,
@@ -203,7 +203,7 @@ export default {
   },
 
   methods: {
-    formatAppData (app) {
+    onQueriesResponse (app) {
       const form = { labels: [] }
 
       const mainPermission = app.permissions[this.id + '.main']
@@ -263,7 +263,7 @@ export default {
       api.put(
         `apps/${this.id}/changeurl`,
         { domain, path: '/' + path }
-      ).then(this.fetchData)
+      ).then(this.$refs.view.fetchQueries)
     },
 
     async setAsDefaultDomain () {
diff --git a/app/src/views/app/AppInstall.vue b/app/src/views/app/AppInstall.vue
index 398cf5d3..ff7fab32 100644
--- a/app/src/views/app/AppInstall.vue
+++ b/app/src/views/app/AppInstall.vue
@@ -132,6 +132,7 @@ export default {
       api.post('apps', data).then(response => {
         this.$router.push({ name: 'app-list' })
       }).catch(err => {
+        if (err.name !== 'APIBadRequestError') throw err
         this.serverError = err.message
       })
     }
@@ -141,10 +142,10 @@ export default {
     const isCustom = this.$route.name === 'app-install-custom'
     Promise.all([
       isCustom ? this.getExternalManifest() : this.getApiManifest(),
-      this.$store.dispatch('FETCH_ALL', [
-        { uri: 'domains' },
-        { uri: 'domains/main', storeKey: 'main_domain' },
-        { uri: 'users' }
+      api.fetchAll([
+        ['GET', { uri: 'domains' }],
+        ['GET', { uri: 'domains/main', storeKey: 'main_domain' }],
+        ['GET', { uri: 'users' }]
       ])
     ]).then((responses) => this.formatManifestData(responses[0]))
   }
diff --git a/app/src/views/app/AppList.vue b/app/src/views/app/AppList.vue
index d956b604..27e1931b 100644
--- a/app/src/views/app/AppList.vue
+++ b/app/src/views/app/AppList.vue
@@ -5,7 +5,7 @@
     :items="apps"
     :filtered-items="filteredApps"
     :queries="queries"
-    @queries-response="formatAppData"
+    @queries-response="onQueriesResponse"
   >
     <template #top-bar-buttons>
       <b-button variant="success" :to="{ name: 'app-catalog' }">
@@ -42,7 +42,9 @@ export default {
 
   data () {
     return {
-      queries: ['apps?full'],
+      queries: [
+        ['GET', 'apps?full']
+      ],
       search: '',
       apps: undefined
     }
@@ -60,7 +62,7 @@ export default {
   },
 
   methods: {
-    formatAppData ({ apps }) {
+    onQueriesResponse ({ apps }) {
       if (apps.length === 0) {
         this.apps = null
         return