From 29dd5267a90f653fb07d7bf2c8e8aef7d1f15e73 Mon Sep 17 00:00:00 2001
From: Jens Ahrensfeld <jens@jayfield.org>
Date: Tue, 30 Jun 2026 17:05:43 +0200
Subject: [PATCH] - fixed hendiCtrl exceptions

---
 components/actor/hendiCtrl.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/components/actor/hendiCtrl.py b/components/actor/hendiCtrl.py
index 0fa175f..88da308 100755
--- a/components/actor/hendiCtrl.py
+++ b/components/actor/hendiCtrl.py
@@ -118,6 +118,8 @@ class HendiCtrl:
 	def cmd(self, req):
 		self.__write(req)
 		rsp = self.__read()
+		if len(rsp) == 0:
+			raise HendiException(f"Communication error")
 		if "OK" not in rsp[0]:
 			raise HendiException(f"Communication error")