更新 组件初始化

src/components/Uploader.vue

@@ -81,8 +81,12 @@ export default defineComponent({
       }
     );
     function changeDragVisable(boo) {
-      let d = document.getElementById(props.uploaderId);
-      d.childNodes[1].style.display = boo ? "inline-block" : "none";
+      try {
+        let d = document.getElementById(props.uploaderId);
+        console.log(d);
+        d.childNodes[1].style.display = boo ? "inline-block" : "none";
+      } catch (error) {}
+
       return;
       let a = document.getElementsByClassName("el-upload-dragger");
       let b = document.getElementsByClassName("el-upload--picture-card");