diff --git a/defaults.inc b/defaults.inc
index 55b07d47..02040706 100755
--- a/defaults.inc
+++ b/defaults.inc
@@ -1,5 +1,5 @@
 
-VERS='2.5.50-12222023'
+VERS='2.5.51-12222023'
 
 noheader=' update service dailytemp confsync '
 
diff --git a/inc/temp.inc.sh b/inc/temp.inc.sh
index be132302..9430ee12 100644
--- a/inc/temp.inc.sh
+++ b/inc/temp.inc.sh
@@ -526,14 +526,16 @@ Previous Temp: ${last_temp[${SENSOR//-/}]}${GAUGESH}"
 					
 				fi
 			
-			elif [ "${PW_HOST_ADDRESSES[${SENSORa}]}" == "" ]; then #sensor down
-				if [ ! -f ${PW_TMPFOLDER}/${SENSORa}.down ] || [ $(expr `date +%s` - $(stat -c %Y ${PW_TMPFOLDER}/${SENSORa}.down)) -ge 1800 ]; then
-					SENDNOTICE "${SENSORa} ERROR" "${SENSORa} Sensor is down" 1
-					echo "($(date +'%Y-%m-%d %H:%M:%S')) - ${SENSORa} - ${SENSORa} Sensor is down" >> ${logtemp}
-					touch ${PW_TMPFOLDER}/${SENSORa}.down
-			
-				fi
-					
+			# elif [ "${PW_HOST_ADDRESSES[${SENSORa}]}" == "" ]; then #sensor down
+			else
+				[ ! -f ${PW_TMPFOLDER}/${SENSORa}.down ] && touch ${PW_TMPFOLDER}/${SENSORa}.down
+				if [ ! -f ${PW_TMPFOLDER}/${SENSORa}-error.reading ]; then
+					touch ${PW_TMPFOLDER}/${SENSORa}-error.reading
+				elif ([ ! -f ${PW_TMPFOLDER}/${SENSORa}-error.sent ] && [ $(expr `date +%s` - $(stat -c %Y ${PW_TMPFOLDER}/${SENSORa}-error.reading)) -ge 60 ]) || ([ -f ${PW_TMPFOLDER}/${SENSORa}-error.sent ] && [ $(expr `date +%s` - $(stat -c %Y ${PW_TMPFOLDER}/${SENSORa}-error.sent)) -ge $(echo "scale=0; ${PW_RENOTIFY_TIMEOUT}*60" | bc) ]); then
+					SENDNOTICE "${SENSORa} Sensor ERROR" "ERROR reading sensor data" 1
+					echo "($(date +'%Y-%m-%d %H:%M:%S')) - ${SENSORa} Sensor - ERROR reading sensor data" >> ${logtemp}
+					touch ${PW_TMPFOLDER}/${SENSORa}-error.reading
+				fi	
 			fi
 			
 		done