diff --git a/agent-node/VERSION b/agent-node/VERSION
index 852ed67..be5b4c7 100644
--- a/agent-node/VERSION
+++ b/agent-node/VERSION
@@ -1 +1 @@
-1.1.18
+1.1.20
diff --git a/agent-node/src/agent_node/node.py b/agent-node/src/agent_node/node.py
index 63e5e9b..d5af6c1 100644
--- a/agent-node/src/agent_node/node.py
+++ b/agent-node/src/agent_node/node.py
@@ -129,9 +129,10 @@
 
     def _handle_cancel(self, cancel_req):
         """Cancels an active task or an entire session's background tasks."""
-        if cancel_req.session_id and not cancel_req.task_id:
-            logger.info(f"[*] Cancelling all tasks for session: {cancel_req.session_id}")
-            self.skills.cancel_session(cancel_req.session_id)
+        session_id = getattr(cancel_req, 'session_id', None)
+        if session_id and not cancel_req.task_id:
+            logger.info(f"[*] Cancelling all tasks for session: {session_id}")
+            self.skills.cancel_session(session_id)
             return
 
         if self.skills.cancel(cancel_req.task_id):
diff --git a/ai-hub/app/api/routes/agent_update.py b/ai-hub/app/api/routes/agent_update.py
index 7404d41..60a98ba 100644
--- a/ai-hub/app/api/routes/agent_update.py
+++ b/ai-hub/app/api/routes/agent_update.py
@@ -90,7 +90,7 @@
         
         # 1. Add agent-node files
         if os.path.exists(_AGENT_NODE_DIR):
-            for root, dirs, files in os.walk(_AGENT_NODE_DIR):
+            for root, dirs, files in os.walk(_AGENT_NODE_DIR, followlinks=True):
                 dirs[:] = [d for d in dirs if not _should_exclude(os.path.join(root, d))]
                 for filename in files:
                     abs_path = os.path.join(root, filename)
@@ -100,7 +100,7 @@
         
         # 2. Add skills directory
         if os.path.exists(_SKILLS_DIR):
-            for root, dirs, files in os.walk(_SKILLS_DIR):
+            for root, dirs, files in os.walk(_SKILLS_DIR, followlinks=True):
                 dirs[:] = [d for d in dirs if not _should_exclude(os.path.join(root, d))]
                 for filename in files:
                     abs_path = os.path.join(root, filename)