Hi,

NoSuchMethodError probably comes from some mismatched compile/runtime versions 
of the Flink. Do you have to use 1.4-SNAPSHOT version? It can change on daily 
basis, so you have to be more careful about what Flink jar's you are using at 
runtime and what on compile time. If you really need some 1.4 features, it 
would be better to relay on the latest RC version (currently that would be 
RC3). 

Regarding 1.3.2 sorry, could you be more specific what problem are you 
observing and provide more details (stack trace/log)? Is it compiler error? 
Runtime error? 

Piotrek

> On 8 Dec 2017, at 17:36, Sendoh <unicorn.bana...@gmail.com> wrote:
> 
> Hi Flink users,
> 
> I saw this error 
> 
> 12/08/2017 17:31:27   groupBy: (shipmentNumber), window:
> (TumblingGroupWindow('w$, 'rowtime, 3600000.millis)), select:
> (shipmentNumber, SUM(grandTotal) AS EXPR$1) -> to: Row(3/4) switched to
> FAILED 
> java.lang.NoSuchMethodError:
> org.apache.flink.api.common.functions.AggregateFunction.add(Ljava/lang/Object;Ljava/lang/Object;)V
> 
> The flink version is 1.4-SNAPSHOT. I already implemetend
> DefinedRowtimeAttribute in my table source and return the 
> event time column as row time
> 
> I thought of mvn issue and, and also tried 1.3.2 and it shows the data type
> is not supporting tumble window no matter using Types.LONG() or
> Types.SQL_TIMESTAMP().
> 
> Is there anything I should also notice?
> 
> Best,
> 
> Sendoh
> 
> 
> 
> --
> Sent from: 
> http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/

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