init

assets/Bundles/SignPanel/signPanel.prefab.meta

-{
-  "ver": "1.1.50",
-  "importer": "prefab",
-  "imported": true,
-  "uuid": "fa5bb88d-51cf-4670-bb3b-ddca4d8ed866",
-  "files": [
-    ".json"
-  ],
-  "subMetas": {},
-  "userData": {
-    "syncNodeName": "signPanel"
-  }
-}

assets/Scripts/Panels/SignPanel.ts

@@ -16,7 +16,7 @@ import SignSucPanel from "./SignSucPanel";
 export default class SignPanel extends Panel {
 
   static bundle = "SignPanel";
-  static skin = "SignPanel";
+  static skin = "SignPanel1";
 
   @property(Node) closeBtn: Node = null;
   @property(Node) signBtn: Node = null;