Crash on 'device list'
Error: Error("invalid type: null, expected a unix timestamp in milliseconds", line: 1, column: 697)
Unfortunately there is not much more information which I can give.
Edit:
Can attach the z2m debug output:
zigbee2mqtt:debug 2020-03-04 19:34:47: Received MQTT message on 'zigbee2mqtt/bridge/config/devices' with data '[{"ieeeAddr":"0x00124b001ca1bf42","type":"Coordinator","networkAddress":0,"friendly_name":"Coordinator","softwareBuildID":"zStack3x0","dateCode":"20191106","lastSeen":1583346887580},{"ieeeAddr":"0x00124b001ca1bf42","type":"Coordinator","networkAddress":0,"friendly_name":"Coordinator","softwareBuildID":"zStack3x0","dateCode":"20191106","lastSeen":1583346887581},{"ieeeAddr":"0x000d6ffffe4adf05","type":"EndDevice","networkAddress":46485,"model":"E1524/E1810","friendly_name":"remote_tradfri_4","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Battery","modelID":"TRADFRI remote control","hardwareVersion":1,"softwareBuildID":"1.2.223","dateCode":"20190211","lastSeen":null},{"ieeeAddr":"0x7cb03eaa00ad22ec","type":"Router","networkAddress":23537,"model":"AB3257001NJ","friendly_name":"plug_osram_1","manufacturerID":48042,"manufacturerName":"OSRAM","powerSource":"Mains (single phase)","modelID":"Plug 01","hardwareVersion":1,"softwareBuildID":"V1.04.12","dateCode":"20140331DEOS****","lastSeen":null},{"ieeeAddr":"0x000b57fffe115728","type":"Router","networkAddress":1256,"model":"LED1623G12","friendly_name":"lightbulb_tradfriw_1","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Mains (single phase)","modelID":"TRADFRI bulb E27 opal 1000lm","hardwareVersion":1,"softwareBuildID":"1.1.1.0-5.7.2.0","dateCode":"20160919","lastSeen":null},{"ieeeAddr":"0x00158d0002c7a8c1","type":"EndDevice","networkAddress":47816,"model":"WXKG02LM","friendly_name":"remote_aqara_1","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.remote.b286acn01\u0000\u0000\u0000","hardwareVersion":20,"softwareBuildID":"3000-0001","dateCode":"20180809","lastSeen":null},{"ieeeAddr":"0x00158d000272bd91","type":"EndDevice","networkAddress":58324,"model":"RTCGQ11LM","friendly_name":"motionsensor_aqara_4","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_motion.aq2","hardwareVersion":1,"softwareBuildID":"3000-0001","dateCode":"20170627","lastSeen":null},{"ieeeAddr":"0x00158d000272b91b","type":"EndDevice","networkAddress":39979,"model":"RTCGQ11LM","friendly_name":"motionsensor_aqara_1","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_motion.aq2","lastSeen":null},{"ieeeAddr":"0x00158d00027329ce","type":"EndDevice","networkAddress":49732,"model":"RTCGQ11LM","friendly_name":"motionsensor_aqara_3","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_motion.aq2","lastSeen":null},{"ieeeAddr":"0x086bd7fffe39c9c1","type":"Router","networkAddress":42296,"model":"ICPSHC24-30EU-IL-1","friendly_name":"led_driver_tradfri_2","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Mains (single phase)","modelID":"TRADFRI Driver 30W","hardwareVersion":1,"softwareBuildID":"1.2.245","dateCode":"20170529","lastSeen":1583346813584},{"ieeeAddr":"0x086bd7fffe4d4400","type":"Router","networkAddress":24855,"model":"ICPSHC24-30EU-IL-1","friendly_name":"led_driver_tradfri_1","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Mains (single phase)","modelID":"TRADFRI Driver 30W","hardwareVersion":1,"softwareBuildID":"1.2.245","dateCode":"20170529","lastSeen":null},{"ieeeAddr":"0x001788011039b482","type":"EndDevice","networkAddress":38460,"model":"324131092621","friendly_name":"0x001788011039b482","manufacturerID":4107,"manufacturerName":"Philips","powerSource":"Battery","modelID":"RWL021","hardwareVersion":1,"softwareBuildID":"5.45.1.16265","dateCode":"20150918","lastSeen":null},{"ieeeAddr":"0x000d6ffffe53c0e0","type":"EndDevice","networkAddress":34252,"model":"E1524/E1810","friendly_name":"remote_tradfri_3","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Battery","modelID":"TRADFRI remote control","hardwareVersion":1,"softwareBuildID":"1.2.223","dateCode":"20190211","lastSeen":null},{"ieeeAddr":"0x90fd9ffffef16064","type":"EndDevice","networkAddress":36502,"model":"E1524/E1810","friendly_name":"remote_tradfri_1","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Battery","modelID":"TRADFRI remote control","hardwareVersion":1,"softwareBuildID":"1.2.214","dateCode":"20170302","lastSeen":null},{"ieeeAddr":"0x000d6ffffe4c16b5","type":"EndDevice","networkAddress":2286,"model":"E1524/E1810","friendly_name":"remote_tradfri_2","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Battery","modelID":"TRADFRI remote control","hardwareVersion":1,"softwareBuildID":"1.2.223","dateCode":"20190211","lastSeen":null},{"ieeeAddr":"0x000d6ffffe306496","type":"Router","networkAddress":64597,"model":"LED1733G7","friendly_name":"lightbulb_tradfriw_3","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Mains (single phase)","modelID":"TRADFRI bulb E14 WS opal 600lm","hardwareVersion":1,"softwareBuildID":"2.0.022","dateCode":"20190308","lastSeen":null},{"ieeeAddr":"0x000d6ffffe7c326f","type":"Router","networkAddress":60575,"model":"LED1733G7","friendly_name":"lightbulb_tradfriw_4","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Mains (single phase)","modelID":"TRADFRI bulb E14 WS opal 600lm","hardwareVersion":1,"softwareBuildID":"2.0.022","dateCode":"20190308","lastSeen":null},{"ieeeAddr":"0x00158d000327a152","type":"Router","networkAddress":32558,"model":"404006/404008/404004","friendly_name":"lightbulb_tint_3","manufacturerID":4635,"manufacturerName":"MLI","powerSource":"Mains (single phase)","modelID":"ZBT-ColorTemperature","hardwareVersion":1,"softwareBuildID":"2.0","dateCode":"20180404-42","lastSeen":null},{"ieeeAddr":"0x00178801104da46d","type":"Router","networkAddress":19503,"model":"9290011370","friendly_name":"lightbulb_huew_1","manufacturerID":4116,"manufacturerName":"Philips","powerSource":"Mains (single phase)","modelID":"LWB006","hardwareVersion":2,"softwareBuildID":"5.38.2.19136","dateCode":"20160831","lastSeen":null},{"ieeeAddr":"0x000b57fffe13fead","type":"Router","networkAddress":34269,"model":"LED1623G12","friendly_name":"lightbulb_tradfriw_2","manufacturerID":4476,"manufacturerName":"IKEA of Sweden","powerSource":"Mains (single phase)","modelID":"TRADFRI bulb E27 opal 1000lm","hardwareVersion":1,"softwareBuildID":"1.1.1.0-5.7.2.0","dateCode":"20160919","lastSeen":null},{"ieeeAddr":"0x00158d0002ff2676","type":"Router","networkAddress":63468,"model":"404006/404008/404004","friendly_name":"lightbulb_tint_2","manufacturerID":4635,"manufacturerName":"MLI","powerSource":"Mains (single phase)","modelID":"ZBT-ColorTemperature","hardwareVersion":1,"softwareBuildID":"2.0","dateCode":"20180404-42","lastSeen":null},{"ieeeAddr":"0x00158d0002391ba1","type":"EndDevice","networkAddress":43528,"model":"WSDCGQ11LM","friendly_name":"sensor_air_1","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.weather","lastSeen":null},{"ieeeAddr":"0x00158d00027329bb","type":"EndDevice","networkAddress":60858,"model":"RTCGQ11LM","friendly_name":"motion_sensor_aqara_6","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_motion.aq2","hardwareVersion":1,"softwareBuildID":"3000-0001","dateCode":"20170627","lastSeen":null},{"ieeeAddr":"0x00158d0003f41370","type":"EndDevice","networkAddress":46819,"model":"RTCGQ11LM","friendly_name":"motionsensor_aqara_5","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_motion.aq2","lastSeen":1583346866833},{"ieeeAddr":"0x00158d00034190a0","type":"Router","networkAddress":6953,"model":"404000/404005/404012","friendly_name":"lightbulb_tint_1","manufacturerID":4635,"manufacturerName":"MLI","powerSource":"Mains (single phase)","modelID":"ZBT-ExtendedColor","hardwareVersion":1,"softwareBuildID":"2.0","dateCode":"20180404-42","lastSeen":null},{"ieeeAddr":"0x00158d00044dac62","type":"EndDevice","networkAddress":20789,"model":"WSDCGQ11LM","friendly_name":"sensor_air_2","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.weather","hardwareVersion":30,"softwareBuildID":"3000-0001","dateCode":"20161129","lastSeen":1583346829447},{"ieeeAddr":"0x00158d00031b4018","type":"EndDevice","networkAddress":2651,"model":"WSDCGQ11LM","friendly_name":"sensor_air_3","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.weather","lastSeen":null},{"ieeeAddr":"0x0017880100f5e833","type":"Router","networkAddress":34957,"model":"9290012573A","friendly_name":"lightbulb_hue_2","manufacturerID":4107,"manufacturerName":"Philips","powerSource":"Mains (single phase)","modelID":"LCT001","hardwareVersion":8,"softwareBuildID":"5.50.1.19085","dateCode":"20160810","lastSeen":null},{"ieeeAddr":"0x84182600000ea30a","type":"Router","networkAddress":34829,"model":"AB3257001NJ","friendly_name":"plug_osram_2","manufacturerID":48042,"manufacturerName":"OSRAM","powerSource":"Mains (single phase)","modelID":"Plug 01","hardwareVersion":1,"softwareBuildID":"V1.04.12","dateCode":"20140331DEOS****","lastSeen":null},{"ieeeAddr":"0x0017880100e35f61","type":"Router","networkAddress":37569,"model":"9290012573A","friendly_name":"lightbulb_hue_3","manufacturerID":4107,"manufacturerName":"Philips","powerSource":"Mains (single phase)","modelID":"LCT001","hardwareVersion":8,"softwareBuildID":"5.50.1.19085","dateCode":"20160810","lastSeen":null},{"ieeeAddr":"0x00158d0003f3c372","type":"EndDevice","networkAddress":15104,"model":"MCCGQ11LM","friendly_name":"contact_aqara_1","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_magnet.aq2","lastSeen":null},{"ieeeAddr":"0x00158d0004446a29","type":"EndDevice","networkAddress":37198,"model":"MCCGQ11LM","friendly_name":"contact_aqara_2","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_magnet.aq2","lastSeen":null},{"ieeeAddr":"0x00158d000410f4f3","type":"EndDevice","networkAddress":58442,"model":"MCCGQ11LM","friendly_name":"contact_aqara_3","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_magnet.aq2","lastSeen":null},{"ieeeAddr":"0x00158d000422fcf2","type":"EndDevice","networkAddress":61607,"model":"MCCGQ11LM","friendly_name":"contact_aqara_4","manufacturerID":4151,"manufacturerName":"LUMI","powerSource":"Battery","modelID":"lumi.sensor_magnet.aq2","lastSeen":null}]'