Rules Compiles errors

Setup, Configuration and Use Scripts & Rules
#1

Log errors while compile Home.Rules
does any one know why I got those?

2020-11-29 20:27:41.750 [INFO ] [el.core.internal.ModelRepositoryImpl] - Refreshing model ‘home.rules’

2020-11-29 20:27:42.059 [WARN ] [mmon.WrappedScheduledExecutorService] - Scheduled runnable ended with an exception:

java.lang.NullPointerException: null

at org.eclipse.smarthome.model.rule.runtime.internal.engine.RuleContextHelper.getContext(RuleContextHelper.java:68) ~[?:?]

at org.eclipse.smarthome.model.rule.runtime.internal.engine.RuleEngineImpl.lambda$2(RuleEngineImpl.java:339) ~[?:?]

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

at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:?]

at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) ~[?:?]

at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) ~[?:?]

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) [?:?]

Thanks

#2

Most likely there is a problem with the contents of the home.rules file.

2 Likes
#3

Only the error doesn’t tell much.

It could be a timer that got the reference list, because you updated the rules file

1 Like
#4

You will likely have not given an item as state and it is null

#5

Please share the source code of home.rules