Hi, I think it is rather unlikely that this is the problem because it should give a different kind of exception. Would it be possible to provide a minimal and self-contained example code for a problematic job?
Best, Stefan > On 15. Oct 2018, at 08:29, Averell <lvhu...@gmail.com> wrote: > > Hi everyone, > > In the StreamExecutionEnvironment.createFileInput method, a file source is > created as following: > /SingleOutputStreamOperator<OUT> source = > *addSource*(monitoringFunction, > sourceName) > .*transform*("Split Reader: " + sourceName, > typeInfo, reader);/ > > Does this create two different operators? If yes, then it seems impossible > to assign a UID to the 1st operator. And might it be the cause for my > problem? > > Thanks and best regards, > Averell > > > > -- > Sent from: > http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/