bug fixes

src/modules/admin/lab/experiment/views/Questions.vue

@@ -67,9 +67,11 @@ const previewDialogVisible = ref(false)
 
 async function getQuestion() {
   const resp = await getQuestions({ experiment_id: route.query.id, types: types.value })
+  if (resp.data.items.length) {
     questions.value = resp.data.items.map((item) => {
       return { ...item, answer: JSON.parse(item.answer), score: parseInt(item.score) || 0, type: parseInt(item.type) }
     })
+  }
 }
 onMounted(() => {
   getQuestion()