Hi, here we go:
2021-08-10 10:12:59.046 [WARN ] [.eclipse.californium.core.CoapClient] - exception while handling response
java.lang.NullPointerException: null
at org.openhab.binding.philipsair.internal.discovery.PhilipsAirCoapDiscovery.discovered(PhilipsAirCoapDiscovery.java:141) ~[?:?]
at org.openhab.binding.philipsair.internal.discovery.PhilipsAirCoapDiscovery$MultiCoapHandler.onLoad(PhilipsAirCoapDiscovery.java:218) ~[?:?]
at org.eclipse.californium.core.CoapClient$MessageObserverImpl.deliver(CoapClient.java:1466) ~[bundleFile:?]
at org.eclipse.californium.core.CoapClient$MessageObserverImpl$1.run(CoapClient.java:1448) [bundleFile:?]
at org.eclipse.californium.core.CoapClient.execute(CoapClient.java:1289) [bundleFile:?]
at org.eclipse.californium.core.CoapClient$MessageObserverImpl.succeeded(CoapClient.java:1444) [bundleFile:?]
at org.eclipse.californium.core.CoapClient$MessageObserverImpl.onResponse(CoapClient.java:1434) [bundleFile:?]
at org.eclipse.californium.core.coap.Request.setResponse(Request.java:711) [bundleFile:?]
at org.eclipse.californium.core.network.EndpointManager$ClientMessageDeliverer.deliverResponse(EndpointManager.java:272) [bundleFile:?]
at org.eclipse.californium.core.network.stack.BaseCoapStack$StackTopAdapter.receiveResponse(BaseCoapStack.java:210) [bundleFile:?]
at org.eclipse.californium.core.network.stack.AbstractLayer.receiveResponse(AbstractLayer.java:89) [bundleFile:?]
at org.eclipse.californium.core.network.stack.ExchangeCleanupLayer.receiveResponse(ExchangeCleanupLayer.java:93) [bundleFile:?]
at org.eclipse.californium.core.network.stack.ObserveLayer.receiveResponse(ObserveLayer.java:150) [bundleFile:?]
at org.eclipse.californium.core.network.stack.BlockwiseLayer.receiveResponse(BlockwiseLayer.java:691) [bundleFile:?]
at org.eclipse.californium.core.network.stack.ReliabilityLayer.receiveResponse(ReliabilityLayer.java:305) [bundleFile:?]
at org.eclipse.californium.core.network.stack.AbstractLayer.receiveResponse(AbstractLayer.java:89) [bundleFile:?]
at org.eclipse.californium.core.network.stack.BaseCoapStack.receiveResponse(BaseCoapStack.java:139) [bundleFile:?]
at org.eclipse.californium.core.network.CoapEndpoint$1.receiveResponse(CoapEndpoint.java:277) [bundleFile:?]
at org.eclipse.californium.core.network.UdpMatcher$4.run(UdpMatcher.java:399) [bundleFile:?]
at org.eclipse.californium.elements.util.SerialExecutor$1.run(SerialExecutor.java:276) [bundleFile:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) [?:?]
at java.util.concurrent.FutureTask.run(FutureTask.java:264) [?:?]
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304) [?:?]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?]
at java.lang.Thread.run(Thread.java:829) [?:?]
2021-08-10 10:12:59.956 [DEBUG] [al.discovery.PhilipsAirCoapDiscovery] - Received coap response from '/192.168.0.254:5683' - ==[ CoAP Response ]============================================
MID : 65129
Token : E673B78A1A59E55D
Type : NON
Status : 2.05 - CONTENT
Options: {"Content-Format":"application/json"}
RTT : 916 ms
Payload: 188 Bytes
---------------------------------------------------------------
{"product_id":"xxxxxxxxx,"device_id":"xxxxxxxxxx","name":"Wohnzimmer","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3305","option":"1"}
===============================================================
2021-08-10 10:12:59.959 [DEBUG] [al.discovery.PhilipsAirCoapDiscovery] - Creating Philips Air Purifier (COAP protocol) discovery result for: IP=192.168.0.254, {"product_id":"xxxxxxxxx","device_id":"xxxxxxxxxx","name":"Wohnzimmer","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3305","option":"1"}
2021-08-10 10:12:59.961 [DEBUG] [al.discovery.PhilipsAirCoapDiscovery] - DiscoveryResult with uid philipsair:coap:b6271a0415e811eb8c3c8e082e61e7db label : Philips AirPurifier Wohnzimmer AC3033/10
2021-08-10 10:12:59.979 [DEBUG] [al.discovery.PhilipsAirCoapDiscovery] - Received coap response from '/192.168.0.211:5683' - ==[ CoAP Response ]============================================
MID : 65129
Token : E673B78A1A59E55D
Type : NON
Status : 2.05 - CONTENT
Options: {"Content-Format":"application/json"}
RTT : 939 ms
Payload: 184 Bytes
---------------------------------------------------------------
{"product_id":"xxxxxxxxxx","device_id":"xxxxxxxx","name":"Kļæ½che","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3105","option":"1"}
===============================================================
2021-08-10 10:12:59.981 [DEBUG] [al.discovery.PhilipsAirCoapDiscovery] - Creating Philips Air Purifier (COAP protocol) discovery result for: IP=192.168.0.211, {"product_id":"xxxxxxxxx","device_id":"xxxxxxxxxx","name":"Kļæ½che","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3105","option":"1"}
2021-08-10 10:12:59.983 [DEBUG] [al.discovery.PhilipsAirCoapDiscovery] - DiscoveryResult with uid philipsair:coap:xxxxxxxxxx label : Philips AirPurifier Kļæ½che AC3033/10
2021-08-10 10:13:00.200 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.211:5683/sys/dev/status.
2021-08-10 10:13:00.203 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.211:5683/sys/dev/status
2021-08-10 10:13:32.315 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.254
2021-08-10 10:13:32.358 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - POST coap://192.168.0.254:5683/sys/dev/sync -> Response: 32D0F52C
2021-08-10 10:13:32.386 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Send COAP ping to coap://192.168.0.254:5683/sys/dev/status:true
2021-08-10 10:13:37.389 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.254:5683/sys/dev/status.
2021-08-10 10:13:37.391 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.254:5683/sys/dev/status
2021-08-10 10:14:00.207 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.211
2021-08-10 10:14:00.238 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - POST coap://192.168.0.211:5683/sys/dev/sync -> Response: 1B4C949D
2021-08-10 10:14:00.278 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Send COAP ping to coap://192.168.0.211:5683/sys/dev/status:true
2021-08-10 10:14:00.395 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Response from coap://192.168.0.211:5683/sys/dev/status: {"state":{"reported":{"name":"KĆ¼che","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3105","language":"EN","DeviceVersion":"1.0.5","range":"MarsME","Runtime":167118855,"WifiVersion":"AWS_Philips_AIR@64.3","ProductId":"9efe665a13c111e9bc6802024953075e","DeviceId":"3efb514ae71911eba9fada4bb1fa45b2","StatusType":"status","ConnectType":"Online","om":"1","pwr":"1","cl":false,"aqil":100,"uil":"1","uaset":"A","mode":"AG","pm25":7,"iaql":2,"aqit":4,"tvoc":1,"ddp":"0","rddp":"0","err":0,"fltt1":"A3","fltt2":"none","fltsts0":328,"fltsts1":4704,"fltsts2":65535,"filna":"0","filid":"0"}}}
2021-08-10 10:14:37.393 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.254
2021-08-10 10:14:37.459 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - POST coap://192.168.0.254:5683/sys/dev/sync -> Response: 5EB963A4
2021-08-10 10:14:37.487 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Send COAP ping to coap://192.168.0.254:5683/sys/dev/status:true
2021-08-10 10:14:42.489 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.254:5683/sys/dev/status.
2021-08-10 10:14:42.490 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.254:5683/sys/dev/status
2021-08-10 10:14:55.293 [DEBUG] [nnection.PhilipsAirHttpAPIConnection] - Philips Air Purifier device response: status = 200, content = '{"name":"Schlafzimmer","type":"AC1214","modelid":"AC1214/10","swversion":"1.0.0"}'
2021-08-10 10:14:55.325 [DEBUG] [nnection.PhilipsAirHttpAPIConnection] - Philips Air Purifier device response: status = 200, content = '{"om":"2","pwr":"1","cl":false,"aqil":25,"uil":"1","dt":0,"dtrs":0,"mode":"A","pm25":1,"iaql":1,"aqit":7,"ddp":"0","err":0}'
2021-08-10 10:14:55.359 [DEBUG] [nnection.PhilipsAirHttpAPIConnection] - Philips Air Purifier device response: status = 200, content = '{"fltt1":"A3","fltt2":"C7","fltsts0":250,"fltsts1":2794,"fltsts2":308}'
2021-08-10 10:15:00.404 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.211
2021-08-10 10:15:01.077 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Response from coap://192.168.0.211:5683/sys/dev/status: {"state":{"reported":{"name":"KĆ¼che","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3105","language":"EN","DeviceVersion":"1.0.5","range":"MarsME","Runtime":167180992,"WifiVersion":"AWS_Philips_AIR@64.3","ProductId":"9efe665a13c111e9bc6802024953075e","DeviceId":"3efb514ae71911eba9fada4bb1fa45b2","StatusType":"status","ConnectType":"Online","om":"1","pwr":"1","cl":false,"aqil":100,"uil":"1","uaset":"A","mode":"AG","pm25":2,"iaql":1,"aqit":4,"tvoc":1,"ddp":"0","rddp":"0","err":0,"fltt1":"A3","fltt2":"none","fltsts0":328,"fltsts1":4704,"fltsts2":65535,"filna":"0","filid":"0"}}}
2021-08-10 10:15:42.493 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.254
2021-08-10 10:15:42.539 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - POST coap://192.168.0.254:5683/sys/dev/sync -> Response: 5AC5AC48
2021-08-10 10:15:42.563 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Send COAP ping to coap://192.168.0.254:5683/sys/dev/status:true
2021-08-10 10:15:44.802 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Response from coap://192.168.0.254:5683/sys/dev/status: {"state":{"reported":{"name":"Wohnzimmer","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3305","language":"EN","DeviceVersion":"3.0.5","range":"MarsME","Runtime":65463832,"WifiVersion":"AWS_Philips_AIR@64.3","ProductId":"9efe665a13c111e9bc6802024953075e","DeviceId":"b6271a0415e811eb8c3c8e082e61e7db","StatusType":"status","ConnectType":"Online","om":"1","pwr":"1","cl":false,"aqil":100,"uil":"1","uaset":"A","mode":"AG","pm25":3,"iaql":1,"aqit":4,"tvoc":1,"ddp":"0","rddp":"0","err":0,"fltt1":"A3","fltt2":"none","fltsts0":26,"fltsts1":3408,"fltsts2":65535,"filna":"0","filid":"0","flttotal0":360,"flttotal1":4800,"flttotal2":65535}}}
2021-08-10 10:16:01.086 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.211
2021-08-10 10:16:06.091 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.211:5683/sys/dev/status.
2021-08-10 10:16:06.095 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.211:5683/sys/dev/status
2021-08-10 10:16:44.811 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.254
2021-08-10 10:16:49.815 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.254:5683/sys/dev/status.
2021-08-10 10:16:49.818 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.254:5683/sys/dev/status
2021-08-10 10:17:06.099 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.211
2021-08-10 10:17:06.144 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - POST coap://192.168.0.211:5683/sys/dev/sync -> Response: 63DCA967
2021-08-10 10:17:06.181 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Send COAP ping to coap://192.168.0.211:5683/sys/dev/status:true
2021-08-10 10:17:11.198 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.211:5683/sys/dev/status.
2021-08-10 10:17:11.202 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.211:5683/sys/dev/status
2021-08-10 10:17:49.822 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.254
2021-08-10 10:17:49.881 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - POST coap://192.168.0.254:5683/sys/dev/sync -> Response: 53A5CB4A
2021-08-10 10:17:49.902 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Send COAP ping to coap://192.168.0.254:5683/sys/dev/status:true
2021-08-10 10:17:54.906 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.254:5683/sys/dev/status.
2021-08-10 10:17:54.908 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.254:5683/sys/dev/status
2021-08-10 10:18:11.206 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.211
2021-08-10 10:18:11.240 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - POST coap://192.168.0.211:5683/sys/dev/sync -> Response: 25A501D9
2021-08-10 10:18:11.255 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Send COAP ping to coap://192.168.0.211:5683/sys/dev/status:true
2021-08-10 10:18:13.032 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Response from coap://192.168.0.211:5683/sys/dev/status: {"state":{"reported":{"name":"KĆ¼che","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3105","language":"EN","DeviceVersion":"1.0.5","range":"MarsME","Runtime":167377554,"WifiVersion":"AWS_Philips_AIR@64.3","ProductId":"9efe665a13c111e9bc6802024953075e","DeviceId":"3efb514ae71911eba9fada4bb1fa45b2","StatusType":"status","ConnectType":"Online","om":"1","pwr":"1","cl":false,"aqil":100,"uil":"1","uaset":"A","mode":"AG","pm25":2,"iaql":1,"aqit":4,"tvoc":1,"ddp":"0","rddp":"0","err":0,"fltt1":"A3","fltt2":"none","fltsts0":328,"fltsts1":4704,"fltsts2":65535,"filna":"0","filid":"0"}}}
2021-08-10 10:18:54.911 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.254
2021-08-10 10:18:54.971 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - POST coap://192.168.0.254:5683/sys/dev/sync -> Response: 0189BB90
2021-08-10 10:18:54.996 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Send COAP ping to coap://192.168.0.254:5683/sys/dev/status:true
2021-08-10 10:18:56.120 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Response from coap://192.168.0.254:5683/sys/dev/status: {"state":{"reported":{"name":"Wohnzimmer","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3305","language":"EN","DeviceVersion":"3.0.5","range":"MarsME","Runtime":65659742,"WifiVersion":"AWS_Philips_AIR@64.3","ProductId":"9efe665a13c111e9bc6802024953075e","DeviceId":"b6271a0415e811eb8c3c8e082e61e7db","StatusType":"status","ConnectType":"Online","om":"1","pwr":"1","cl":false,"aqil":100,"uil":"1","uaset":"A","mode":"AG","pm25":4,"iaql":1,"aqit":4,"tvoc":1,"ddp":"0","rddp":"0","err":0,"fltt1":"A3","fltt2":"none","fltsts0":26,"fltsts1":3408,"fltsts2":65535,"filna":"0","filid":"0","flttotal0":360,"flttotal1":4800,"flttotal2":65535}}}
2021-08-10 10:19:13.041 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.211
2021-08-10 10:19:14.671 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Response from coap://192.168.0.211:5683/sys/dev/status: {"state":{"reported":{"name":"KĆ¼che","type":"AC3033","modelid":"AC3033/10","swversion":"Ms3105","language":"EN","DeviceVersion":"1.0.5","range":"MarsME","Runtime":167440671,"WifiVersion":"AWS_Philips_AIR@64.3","ProductId":"9efe665a13c111e9bc6802024953075e","DeviceId":"3efb514ae71911eba9fada4bb1fa45b2","StatusType":"status","ConnectType":"Online","om":"1","pwr":"1","cl":false,"aqil":100,"uil":"1","uaset":"A","mode":"AG","pm25":5,"iaql":2,"aqit":4,"tvoc":1,"ddp":"0","rddp":"0","err":0,"fltt1":"A3","fltt2":"none","fltsts0":328,"fltsts1":4704,"fltsts2":65535,"filna":"0","filid":"0"}}}
2021-08-10 10:19:56.128 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.254
2021-08-10 10:20:01.131 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.254:5683/sys/dev/status.
2021-08-10 10:20:01.134 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.254:5683/sys/dev/status
2021-08-10 10:20:14.679 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - Refreshing data for 192.168.0.211
2021-08-10 10:20:19.683 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response received for coap://192.168.0.211:5683/sys/dev/status.
2021-08-10 10:20:19.686 [DEBUG] [nnection.PhilipsAirCoapAPIConnection] - No response for coap://192.168.0.211:5683/sys/dev/status
Many thanks in advance
br Leo