fix: fix issue of empty Screws tilt adjust helper dialog

src/components/dialogs/TheScrewsTiltAdjustDialog.vue

@@ -22,7 +22,10 @@
             <v-card-text v-if="Object.keys(results).length">
                 <template v-for="(result, name, index) of results">
                     <v-divider v-if="index" :key="`result-divider-${name}`" class="my-1" />
-                    <the-screws-tilt-adjust-dialog-entry :key="`result-${name}`" :name="name" :result="result" />
+                    <the-screws-tilt-adjust-dialog-entry
+                        :key="`result-${name}-${name}`"
+                        :name="name"
+                        :result="result" />
                 </template>
             </v-card-text>
             <v-card-actions>
@@ -50,14 +53,11 @@ import TheScrewsTiltAdjustDialogEntry from '@/components/dialogs/TheScrewsTiltAd
 export default class TheScrewsTiltAdjustDialog extends Mixins(BaseMixin, ControlMixin) {
     mdiArrowCollapseDown = mdiArrowCollapseDown
     mdiCloseThick = mdiCloseThick
-    get state() {
-        return this.$store.state.printer.screws_tilt_adjust ?? {}
-    }
     get error() {
-        return this.state.error ?? false
+        return this.$store.state.printer.screws_tilt_adjust?.error ?? false
     }
     get results() {
-        return this.state.results ?? {}
+        return this.$store.state.printer.screws_tilt_adjust?.results ?? {}
     }
     get showDialog() {
         return this.error || Object.keys(this.results).length

src/store/printer/mutations.ts

@@ -61,6 +61,6 @@ export const mutations: MutationTree<PrinterState> = {
 
     clearScrewsTiltAdjust(state) {
         Vue.set(state.screws_tilt_adjust, 'error', false)
-        Vue.set(state.screws_tilt_adjust, 'results', [])
+        Vue.set(state.screws_tilt_adjust, 'results', {})
     },
 }