diff --git a/agora-chat/overview/_category_.json b/agora-chat/overview/_category_.json
index 9874239b6..1a153bb0f 100644
--- a/agora-chat/overview/_category_.json
+++ b/agora-chat/overview/_category_.json
@@ -1,6 +1,6 @@
 {
   "position": 1,
-  "label": "Overview",
+  "label": "Overview Test",
   "collapsible": true,
   "link": null
 }
diff --git a/on-premise-recording/reference/error-code.mdx b/on-premise-recording/reference/error-code.mdx
index 9c2d864bc..f7f100d14 100644
--- a/on-premise-recording/reference/error-code.mdx
+++ b/on-premise-recording/reference/error-code.mdx
@@ -6,8 +6,7 @@ description: >
   Descriptions and troubleshooting tips for the Agora SDK.
 ---
 
-import ErrorCode from '@site/versioned_docs/version-3.x/shared/common/_error-codes.mdx';
 
 export const toc = [{}];
 
-<ErrorCode />
\ No newline at end of file
+# removed due to 3.x deletion
\ No newline at end of file