From 821b9b16d1be7bf2f55e5ded641b0938da149270 Mon Sep 17 00:00:00 2001
From: Thomas Basler <thomas@familie-basler.net>
Date: Sun, 17 Apr 2022 22:07:08 +0200
Subject: [PATCH] Fixed [E][WiFiUdp.cpp:160] endPacket(): could not send data:
 22 error

---
 include/WiFiSettings.h | 1 +
 src/WiFiSettings.cpp   | 6 +++++-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/include/WiFiSettings.h b/include/WiFiSettings.h
index bbc3309..89e6ac7 100644
--- a/include/WiFiSettings.h
+++ b/include/WiFiSettings.h
@@ -26,6 +26,7 @@ private:
     IPAddress apIp;
     IPAddress apNetmask;
     std::unique_ptr<DNSServer> dnsServer;
+    bool dnsServerStatus = false;
 };
 
 extern WiFiSettingsClass WiFiSettings;
\ No newline at end of file
diff --git a/src/WiFiSettings.cpp b/src/WiFiSettings.cpp
index d736e99..dcaaf7d 100644
--- a/src/WiFiSettings.cpp
+++ b/src/WiFiSettings.cpp
@@ -24,8 +24,10 @@ void WiFiSettingsClass::setupMode()
         WiFi.softAP((const char*)ssidString.c_str(), ACCESS_POINT_PASSWORD);
         dnsServer->setErrorReplyCode(DNSReplyCode::NoError);
         dnsServer->start(DNS_PORT, "*", WiFi.softAPIP());
+        dnsServerStatus = true;
     } else {
         dnsServer->stop();
+        dnsServerStatus = false;
         WiFi.mode(WIFI_STA);
     }
 }
@@ -90,7 +92,9 @@ void WiFiSettingsClass::loop()
             }
         }
     }
-    dnsServer->processNextRequest();
+    if (dnsServerStatus) {
+        dnsServer->processNextRequest();
+    }
 }
 
 void WiFiSettingsClass::applyConfig()