Don’t throw error when devices is null. https://github.com/Koenkk/zigbee2mqtt/issues/1973

lib/util/settings.js

@@ -14,8 +14,6 @@ const defaults = {
     serial: {
         disable_led: false,
     },
-    devices: {},
-    groups: {},
     device_options: {},
     map_options: {
         graphviz: {
@@ -158,6 +156,14 @@ function getWithDefaults() {
         _settingsWithDefaults = objectAssignDeep.noMutate(defaults, get());
     }
 
+    if (!_settingsWithDefaults.devices) {
+        _settingsWithDefaults.devices = {};
+    }
+
+    if (!_settingsWithDefaults.groups) {
+        _settingsWithDefaults.groups = {};
+    }
+
     return _settingsWithDefaults;
 }
 

test/settings.test.js

@@ -78,6 +78,12 @@ describe('Settings', () => {
         expect(device).toStrictEqual(expected);
     });
 
+    it('Should not throw error when devices is null', () => {
+        const content = {devices: null};
+        write(configurationFile, content);
+        settings.getDevice('0x12345678');
+    });
+
     it('Should read devices form a separate file', () => {
         const contentConfiguration = {
             devices: 'devices.yaml',