diff --git a/main.js b/main.js
index d670fe3..f997e01 100644
--- a/main.js
+++ b/main.js
@@ -296,63 +296,72 @@ class Divera247 extends utils.Adapter {
 
 				// Setting the update state
 				this.setState('lastUpdate', { val: Date.now(), ack: true });
+				this.log.debug('Received data from Divera-API: ' + JSON.stringify(content));
 
 				// Setting the alarm specific states when a new alarm is active and addressed to the configured divera user id
-				if (content.success && Object.keys(content.data.items).length > 0) {
-					const alarmContent = content.data.items[content.data.sorting[0]];
-					if ((internalAlarmData.alarmID != alarmContent.id && !alarmContent.closed) || (internalAlarmData.alarmID == alarmContent.id && internalAlarmData.lastAlarmUpdate < alarmContent.ts_update && !alarmContent.closed)) {
-						this.log.debug('New or updated alarm!');
-						this.log.debug('Received data from Divera-API: ' + JSON.stringify(content));
-
-						// Setting internal variables for later checkes
-						internalAlarmData.alarmID = alarmContent.id;
-						internalAlarmData.alarmClosed = alarmContent.closed;
-						internalAlarmData.lastAlarmUpdate = alarmContent.ts_update;
-
-						// Checking UI Input filter and trigger update the states
-						if (diveraFilterOnlyAlarmsForMyUser) {
-							for (const elm of userData.diveraMemberships) {
-								this.log.debug('checking if my user-id \'' + elm.id + '\' for \'' + elm.name + '\' is alarmed');
-								if (alarmContent.ucr_addressed.includes(parseInt(elm.id, 10))) {
-									this.setAdapterStates(alarmContent);
-									this.log.debug('my user is alarmed - states refreshed for the current alarm');
-									break;
-								} else {
-									this.log.debug('user is not alarmed');
+				if (content.success) {
+					if (Object.keys(content.data.items).length > 0) {
+						const alarmContent = content.data.items[content.data.sorting[0]];
+						if ((internalAlarmData.alarmID != alarmContent.id && !alarmContent.closed) || (internalAlarmData.alarmID == alarmContent.id && internalAlarmData.lastAlarmUpdate < alarmContent.ts_update && !alarmContent.closed)) {
+							this.log.debug('New or updated alarm!');
+
+							// Setting internal variables for later checkes
+							internalAlarmData.alarmID = alarmContent.id;
+							internalAlarmData.alarmClosed = alarmContent.closed;
+							internalAlarmData.lastAlarmUpdate = alarmContent.ts_update;
+
+							// Checking UI Input filter and trigger update the states
+							if (diveraFilterOnlyAlarmsForMyUser) {
+								for (const elm of userData.diveraMemberships) {
+									this.log.debug('checking if my user-id \'' + elm.id + '\' for \'' + elm.name + '\' is alarmed');
+									if (alarmContent.ucr_addressed.includes(parseInt(elm.id, 10))) {
+										this.setAdapterStates(alarmContent);
+										this.log.debug('my user is alarmed - states refreshed for the current alarm');
+										break;
+									} else {
+										this.log.debug('user is not alarmed');
+									}
 								}
-							}
-						} else if (diveraUserIDs.length > 0 && diveraUserIDs[0] != '') {
-							for (const elm of diveraUserIDs) {
-								this.log.debug('checking if user \'' + elm + '\' is alarmed');
-								if (alarmContent.ucr_addressed.includes(parseInt(elm, 10))) {
-									this.setAdapterStates(alarmContent);
-									this.log.debug('user is alarmed - states refreshed for the current alarm');
-									break;
-								} else {
-									this.log.debug('user is not alarmed');
+							} else if (diveraUserIDs.length > 0 && diveraUserIDs[0] != '') {
+								for (const elm of diveraUserIDs) {
+									this.log.debug('checking if user \'' + elm + '\' is alarmed');
+									if (alarmContent.ucr_addressed.includes(parseInt(elm, 10))) {
+										this.setAdapterStates(alarmContent);
+										this.log.debug('user is alarmed - states refreshed for the current alarm');
+										break;
+									} else {
+										this.log.debug('user is not alarmed');
+									}
 								}
-							}
-						} else if (diveraUserGroups.length > 0 && diveraUserGroups[0] != '') {
-							for (const elm of diveraUserGroups) {
-								this.log.debug('checking if group \'' + elm + '\' is alarmed');
-								if (alarmContent.group.includes(parseInt(elm, 10))) {
-									this.setAdapterStates(alarmContent);
-									this.log.debug('group is alarmed - states refreshed for the current alarm');
-									break;
-								} else {
-									this.log.debug('group is not alarmed');
+							} else if (diveraUserGroups.length > 0 && diveraUserGroups[0] != '') {
+								for (const elm of diveraUserGroups) {
+									this.log.debug('checking if group \'' + elm + '\' is alarmed');
+									if (alarmContent.group.includes(parseInt(elm, 10))) {
+										this.setAdapterStates(alarmContent);
+										this.log.debug('group is alarmed - states refreshed for the current alarm');
+										break;
+									} else {
+										this.log.debug('group is not alarmed');
+									}
 								}
+							} else {
+								this.log.debug('userID and group check skipped as of no userID or group is specified or my user was already alarmed');
+								this.setAdapterStates(alarmContent);
+								this.log.debug('states refreshed for the current alarm');
 							}
-						} else {
-							this.log.debug('userID and group check skipped as of no userID or group is specified or my user was already alarmed');
-							this.setAdapterStates(alarmContent);
-							this.log.debug('states refreshed for the current alarm');
+						} else if (internalAlarmData.alarmID == alarmContent.id && alarmContent.closed && !internalAlarmData.alarmClosed) {
+							this.setState('alarm', { val: !alarmContent.closed, ack: true });
+							this.log.debug('alarm is closed');
+							internalAlarmData.alarmClosed = alarmContent.closed;
 						}
-					} else if (internalAlarmData.alarmID == alarmContent.id && alarmContent.closed && !internalAlarmData.alarmClosed) {
-						this.setState('alarm', { val: !alarmContent.closed, ack: true });
-						this.log.debug('alarm is closed');
-						internalAlarmData.alarmClosed = alarmContent.closed;
+					} else {
+						// We got data, but no alarms are set.
+						this.setState('alarm', { val: false, ack: true });
+						this.log.debug('no alarms');
+						internalAlarmData.alarmClosed = true;
 					}
+				} else {
+					this.log.warn('api content retrieval not successful');
 				}
 			}
 		).catch(