From c31eb4cabd9140275f3458962f689c13325f084d Mon Sep 17 00:00:00 2001
From: John <ebusd@ebusd.eu>
Date: Sat, 1 Oct 2022 13:38:14 +0200
Subject: [PATCH] do not try to read passive messages from the bus

---
 src/ebusd/knxhandler.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ebusd/knxhandler.cpp b/src/ebusd/knxhandler.cpp
index eccce07a..082421d2 100644
--- a/src/ebusd/knxhandler.cpp
+++ b/src/ebusd/knxhandler.cpp
@@ -728,7 +728,7 @@ void KnxHandler::handleGroupTelegram(knx_addr_t src, knx_addr_t dest, int len, c
       logOtherInfo("knx", "unable to answer read request to %4.4x on write message", dest);
       return;  // impossible to answer
     }
-  } else if (now >= msg->getLastUpdateTime() + g_maxReadAge) {
+  } else if (!msg->isPassive() && now >= msg->getLastUpdateTime() + g_maxReadAge) {
     res = m_busHandler->readFromBus(msg, "");
     if (res != RESULT_OK) {
       return;