diff --git a/src/components/SidebarItem.vue b/src/components/SidebarItem.vue
index f1d00b2fe..b102b7cf4 100644
--- a/src/components/SidebarItem.vue
+++ b/src/components/SidebarItem.vue
@@ -115,14 +115,18 @@
           });
         }
         const node = this.component.getInternalComponent().$el;
-        //@since 3.11.0 Need to add check of sidebar components, in case, for example, close
-        // contents element and some sidebar component is related to it's close, for example, qplotly
-        //a toggle menu open of <ul>
-        node.classList.toggle('menu-open', open);
-        // toggle active of <li> element
-        node.parentNode.classList.toggle('active', open);
-
+        //@since 3.11.0 need to check if is a html element node.
+        // In case of v-if vue element is false, return <!--> string
+        if (node.classList && node.parentNode) {
+          //@since 3.11.0 Need to add check of sidebar components, in case, for example, close
+          // contents element and some sidebar component is related to it's close, for example, qplotly
+          //a toggle menu open of <ul>
+          node.classList.toggle('menu-open', open);
+          // toggle active of <li> element
+          node.parentNode.classList.toggle('active', open);
+        }
         this.component.setOpen(open);
+
       };
     },