Zigbee Binding Java error

I run a CC2531 on OpenhabianPi which worked fine until yesterday.
I was trying to improve the range and changed the Channel of the binding from 11 to Auto. These Java errors started popping up so I changed it back to 11 but they are still coming 3-4 times a minute.

Can anyone tell from the log what is happening here?

tail -f /var/log/openhab2/openhab.log /var/log/openhab2/events.log
Filter
2019-05-05 10:23:41.773 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 00158D0002ECEFE6: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@1ace3d0 rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclOnOffCluster.getOnOff(ZclOnOffCluster.java:136) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterSwitchOnoff.handleRefresh(ZigBeeConverterSwitchOnoff.java:115) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:23:46.050 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 84182600000FD1F8: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@18042ea rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclElectricalMeasurementCluster.getTotalActivePower(ZclElectricalMeasurementCluster.java:290) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterMeasurementPower.handleRefresh(ZigBeeConverterMeasurementPower.java:93) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:24:14.128 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 84182600000FC698: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@fb63cd rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclOnOffCluster.getOnOff(ZclOnOffCluster.java:136) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterSwitchOnoff.handleRefresh(ZigBeeConverterSwitchOnoff.java:115) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:24:42.181 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 841826000010108B: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@10d1cd8 rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclOnOffCluster.getOnOff(ZclOnOffCluster.java:136) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterSwitchOnoff.handleRefresh(ZigBeeConverterSwitchOnoff.java:115) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:24:43.014 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 00158D0002ECEFE6: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@1cfd63f rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclOnOffCluster.getOnOff(ZclOnOffCluster.java:136) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterSwitchOnoff.handleRefresh(ZigBeeConverterSwitchOnoff.java:115) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:24:49.327 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 84182600000FD1F8: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@1614d13 rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclElectricalMeasurementCluster.getTotalActivePower(ZclElectricalMeasurementCluster.java:290) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterMeasurementPower.handleRefresh(ZigBeeConverterMeasurementPower.java:93) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:25:14.489 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 84182600000FC698: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@b449fd rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclOnOffCluster.getOnOff(ZclOnOffCluster.java:136) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterSwitchOnoff.handleRefresh(ZigBeeConverterSwitchOnoff.java:115) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:25:44.254 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 00158D0002ECEFE6: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@b240e6 rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclOnOffCluster.getOnOff(ZclOnOffCluster.java:136) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterSwitchOnoff.handleRefresh(ZigBeeConverterSwitchOnoff.java:115) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:25:48.178 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 841826000010108B: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@5f4090 rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclOnOffCluster.getOnOff(ZclOnOffCluster.java:136) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterSwitchOnoff.handleRefresh(ZigBeeConverterSwitchOnoff.java:115) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

2019-05-05 10:25:52.606 [WARN ] [ng.zigbee.handler.ZigBeeThingHandler] - 84182600000FD1F8: Polling aborted due to exception 

java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@f9c10c rejected from java.util.concurrent.ScheduledThreadPoolExecutor@2babc6[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 427065]

	at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063) ~[?:?]

	at java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(ScheduledThreadPoolExecutor.java:326) ~[?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:533) ~[?:?]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.scheduleTask(ZigBeeNetworkManager.java:559) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.transaction.ZigBeeTransaction.sendTransaction(ZigBeeTransaction.java:69) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNetworkManager.sendTransaction(ZigBeeNetworkManager.java:1439) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeNode.sendTransaction(ZigBeeNode.java:775) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.ZigBeeEndpoint.sendTransaction(ZigBeeEndpoint.java:501) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.send(ZclCluster.java:158) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:174) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.read(ZclCluster.java:184) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.ZclCluster.readSync(ZclCluster.java:233) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at com.zsmartsystems.zigbee.zcl.clusters.ZclElectricalMeasurementCluster.getTotalActivePower(ZclElectricalMeasurementCluster.java:290) ~[261:com.zsmartsystems.zigbee:1.1.6]

	at org.openhab.binding.zigbee.internal.converter.ZigBeeConverterMeasurementPower.handleRefresh(ZigBeeConverterMeasurementPower.java:93) ~[272:org.openhab.binding.zigbee:2.4.0]

	at org.openhab.binding.zigbee.handler.ZigBeeThingHandler$2.run(ZigBeeThingHandler.java:443) [272:org.openhab.binding.zigbee:2.4.0]

	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:?]

	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:?]

	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:?]

	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:?]

	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:?]

	at java.lang.Thread.run(Thread.java:748) [?:?]

Best regards