Hi,

I do not use custom serializers,  and my job contains only source and
sink(BucketingSink).  What causes this phenomenon in general?

I suggest that you also update to a newer version, at least the latest
> bugfix release


Which version does this sentence refer to?  And could you please help list
the issue about this topic?

Thanks a lot.



Stefan Richter <s.rich...@data-artisans.com> 于2018年9月21日周五 下午4:48写道:

> Hi,
>
> that is correct. If you are using custom serializers you should double
> check their correctness, maybe using our test base for type serializers.
> Another reason could be that you modified the job in a way that silently
> changed the schema somehow. Concurrent use of serializers across different
> threads can also cause problems like this and I think there was a bug in
> 1.4 around this topic. I suggest that you also update to a newer version,
> at least the latest bugfix release.
>
> Best,
> Stefan
>
> Am 21.09.2018 um 10:26 schrieb vino yang <yanghua1...@gmail.com>:
>
> Hi Qingxiang,
>
> Several days ago, Stefan described the causes of this anomaly in a problem
> similar to this:
> Typically, these problems have been observed when something was wrong with
> a serializer or a stateful serializer was used from multiple threads.
>
> Thanks, vino.
>
> Marvin777 <xymaqingxiang...@gmail.com> 于2018年9月21日周五 下午3:20写道:
>
>> Hi all,
>>
>> When Flink(1.4.2) job starts, it could find checkpoint files at HDFS, but
>> exception occurs during deserializing:
>>
>> <image.png>
>>
>> Do you have any insight on this?
>>
>> Thanks,
>> Qingxiang Ma
>>
>
>

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