diff --git a/src/constant.ts b/src/constant.ts
index 44a7fea..651e510 100644
--- a/src/constant.ts
+++ b/src/constant.ts
@@ -2,7 +2,7 @@ import type { StatInkPostBody, VsHistoryDetail } from "./types.ts";
 
 export const AGENT_NAME = "s3si.ts";
 export const S3SI_VERSION = "0.4.19";
-export const NSOAPP_VERSION = "2.10.1";
+export const NSOAPP_VERSION = "2.10.0";
 export const WEB_VIEW_VERSION = "6.0.0-9f87c815";
 export enum Queries {
   HomeQuery =
diff --git a/src/iksm.ts b/src/iksm.ts
index 9fb537d..c85070e 100644
--- a/src/iksm.ts
+++ b/src/iksm.ts
@@ -212,16 +212,18 @@ export async function getGToken(
     );
     const respJson = await resp.json();
 
-    const idToken2: string = respJson?.result?.webApiServerCredential
+    const idToken2: string | undefined = respJson?.result
+      ?.webApiServerCredential
       ?.accessToken;
-    const coralUserId: string = respJson?.result?.user?.id?.toString();
+    const coralUserId: string | undefined = respJson?.result?.user?.id
+      ?.toString();
 
     if (!idToken2 || !coralUserId) {
       throw new APIError({
         response: resp,
         json: respJson,
         message:
-          `No idToken2 or coralUserId found. Please try again later. (${idToken2.length}, ${coralUserId.length})`,
+          `No idToken2 or coralUserId found. Please try again later. (${idToken2?.length}, ${coralUserId?.length})`,
       });
     }