From f2bedcd183fc07f4f8e1fcfa11fd2f45b8b71f12 Mon Sep 17 00:00:00 2001
From: openhands <openhands@all-hands.dev>
Date: Sat, 1 Nov 2025 20:32:04 +0000
Subject: [PATCH] fix: Remove await from synchronous Modbus client disconnect
 call

The Modbus client disconnect method is synchronous, not async
---
 src/dashboard/api.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/dashboard/api.py b/src/dashboard/api.py
index 3c5e72b..554bb9f 100644
--- a/src/dashboard/api.py
+++ b/src/dashboard/api.py
@@ -798,7 +798,7 @@ async def get_signals():
                     # Add OPC UA fallback signals
                     signals.extend(_create_fallback_signals(station_id, pump_id))
             
-            await modbus_client.disconnect()
+            modbus_client.disconnect()
         else:
             logger.warning("modbus_connection_failed_using_fallback")
             # Fallback to mock data if Modbus connection fails