Could not forward element to next operator

2019-09-29 文章 allan 

Hi，
最近发现作业一直在报错，我的窗口是一分钟的窗口。这是什么原因，谁能帮助一下？错误如下：

TimerException{org.apache.flink.streaming.runtime.tasks.ExceptionInChainedOperatorException:
 Could not forward element to next operator}
at 
org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeService$TriggerTask.run(SystemProcessingTimeService.java:288)
at 
java.util.concurrent.Executors$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$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: 
org.apache.flink.streaming.runtime.tasks.ExceptionInChainedOperatorException: 
Could not forward element to next operator
at org.apache.flink.streaming. 
runtime.tasks.OperatorChain$CopyingChainingOutput.pushToOperator(OperatorChain.java:596)
at 
org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:554)
at 
org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:534)
at 
org.apache.flink.streaming.api.operators.AbstractStreamOperator$CountingOutput.collect(AbstractStreamOperator.java:689)

Re: Could not forward element to next operator

2019-09-29 文章 Biao Liu 
问题可能出在被省略的部分，检查一下最底层的 caused by

Thanks,
Biao /'bɪ.aʊ/



On Sun, 29 Sep 2019 at 13:17, <18612537...@163.com> wrote:

> 我看过这个我不是这个问题，作业没有设置水印，作业可以正常运行，最近可能是运行一天多会报这个异常
>
> 发自我的 iPhone
>
> > 在 2019年9月29日，上午11:49，Wesley Peng  写道：
> >
> > Hello,
> >
> > May this article match your issue?
> > https://blog.csdn.net/qq_41910230/article/details/90411237
> >
> > regards.
> >
> >> On Sun, Sep 29, 2019 at 10:33 AM allan <18612537...@163.com> wrote:
> >>
> >> Hi，
> >>
> >> 最近发现作业一直在报错，我的窗口是一分钟的窗口。这是什么原因，谁能帮助一下？flink版本1.6 ,错误如下：
> >>
> >>
> >>
> >>
> TimerException{org.apache.flink.streaming.runtime.tasks.ExceptionInChainedOperatorException:
> >> Could not forward element to next operator}
> >>
> >>   at
> >>
> org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeService$TriggerTask.run(SystemProcessingTimeService.java:288)
> >>
> >>   at
> >> java.util.concurrent.Executors$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$Worker.run(ThreadPoolExecutor.java:624)
> >>
> >>   at java.lang.Thread.run(Thread.java:748)
> >>
> >> Caused by:
> >>
> org.apache.flink.streaming.runtime.tasks.ExceptionInChainedOperatorException:
> >> Could not forward element to next operator
> >>
> >>   at org.apache.flink.streaming.
> >>
> >>
> >>
> runtime.tasks.OperatorChain$CopyingChainingOutput.pushToOperator(OperatorChain.java:596)
> >>
> >>   at
> >>
> org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:554)
> >>
> >>   at
> >>
> org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:534)
> >>
> >>   at
> >>
> org.apache.flink.streaming.api.operators.AbstractStreamOperator$CountingOutput.collect(AbstractStreamOperator.java:689)
>
>
>

Re: Could not forward element to next operator

2019-09-28 文章 18612537914 
我看过这个我不是这个问题，作业没有设置水印，作业可以正常运行，最近可能是运行一天多会报这个异常

发自我的 iPhone

> 在 2019年9月29日，上午11:49，Wesley Peng  写道：
> 
> Hello,
> 
> May this article match your issue?
> https://blog.csdn.net/qq_41910230/article/details/90411237
> 
> regards.
> 
>> On Sun, Sep 29, 2019 at 10:33 AM allan <18612537...@163.com> wrote:
>> 
>> Hi，
>> 
>> 最近发现作业一直在报错，我的窗口是一分钟的窗口。这是什么原因，谁能帮助一下？flink版本1.6 ,错误如下：
>> 
>> 
>> 
>> TimerException{org.apache.flink.streaming.runtime.tasks.ExceptionInChainedOperatorException:
>> Could not forward element to next operator}
>> 
>>   at
>> org.apache.flink.streaming.runtime.tasks.SystemProcessingTimeService$TriggerTask.run(SystemProcessingTimeService.java:288)
>> 
>>   at
>> java.util.concurrent.Executors$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$Worker.run(ThreadPoolExecutor.java:624)
>> 
>>   at java.lang.Thread.run(Thread.java:748)
>> 
>> Caused by:
>> org.apache.flink.streaming.runtime.tasks.ExceptionInChainedOperatorException:
>> Could not forward element to next operator
>> 
>>   at org.apache.flink.streaming.
>> 
>> 
>> runtime.tasks.OperatorChain$CopyingChainingOutput.pushToOperator(OperatorChain.java:596)
>> 
>>   at
>> org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:554)
>> 
>>   at
>> org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:534)
>> 
>>   at
>> org.apache.flink.streaming.api.operators.AbstractStreamOperator$CountingOutput.collect(AbstractStreamOperator.java:689)