add

assets/res/prefabs/NUI/pb_battlelihui.prefab

@@ -3104,7 +3104,7 @@
     "_position": {
       "__type__": "cc.Vec3",
       "x": -26.5,
-      "y": 107.8,
+      "y": 129.2,
       "z": 0
     },
     "_scale": {

assets/scripts/UILogin.js

@@ -28,6 +28,10 @@ window.connectOK = (account) => {
 	jclogin.getNonce();
 };
 
+window.chainErr = ()=>{
+	console.log("chain err")
+};
+
 window.signApp = (sign) => {
 	jcgamelog.addOperation(OperationType.WALLET, 'signature success');
 

assets/scripts/tips/ChainErrTip.ts

@@ -0,0 +1,40 @@
+import { UIBase } from "../UI/UIBase";
+
+const { ccclass, property } = cc._decorator;
+
+@ccclass
+export default class ChainErrTip extends UIBase {
+    public static prefabPath = "prefabs/tips/pb_chainerr";
+    @property(cc.Label) namelabel: cc.Label = null;
+
+    init(data: any) {
+        //
+    }
+
+    onClickOK() {
+        var chainInfo = {
+            chainId: "0x141",
+            chainName: "KCC Mainnet",
+            nativeCurrency: {
+                name: "kccToken",
+                symbol: "KCS",
+                decimals: 18,
+            },
+            blockExplorerUrls: ["https://explorer.kcc.io/en"],
+            rpcUrls: ["https://rpc-mainnet.kcc.network"],
+        };
+
+        if (cc.sys.os == cc.sys.OS_ANDROID) {
+            jsb.reflection.callStaticMethod(
+                "org/cocos2dx/javascript/AppActivity",
+                "addChain",
+                "(Ljava/lang/String;)V",
+                JSON.stringify(chainInfo)
+            );
+        }
+    }
+
+    onClose() {
+        // this.node.destroy();
+    }
+}

assets/scripts/tips/ChainErrTip.ts.meta

@@ -0,0 +1,9 @@
+{
+  "ver": "1.0.5",
+  "uuid": "898d0b7d-c207-4bfa-bd0a-81b8221cb4ce",
+  "isPlugin": false,
+  "loadPluginInWeb": true,
+  "loadPluginInNative": true,
+  "loadPluginInEditor": false,
+  "subMetas": {}
+}