Add Code: ILLEGAL_OFFSET
diff --git a/apache/rocketmq/v2/definition.proto b/apache/rocketmq/v2/definition.proto
index 753bfce..ff1a925 100644
--- a/apache/rocketmq/v2/definition.proto
+++ b/apache/rocketmq/v2/definition.proto
@@ -346,6 +346,8 @@
   CLIENT_ID_REQUIRED = 40017;
   // Polling time is illegal.
   ILLEGAL_POLLING_TIME = 40018;
+  // Offset is illegal.
+  ILLEGAL_OFFSET = 40019;
 
   // Generic code indicates that the client request lacks valid authentication
   // credentials for the requested resource.