Thanks Yuxia, that works.  Does that mean for one flink distribution, I can
either use java or use scala ? If so, it seems not user friendly.



On Sun, May 8, 2022 at 10:40 AM yuxia <luoyu...@alumni.sjtu.edu.cn> wrote:

> Hi, you can move the flink-table-planner-loader to the /opt.  See more in
> https://issues.apache.org/jira/browse/FLINK-25128
>
>
> Best regards,
> Yuxia
>
> ------------------------------
> *发件人: *"Jeff Zhang" <zjf...@gmail.com>
> *收件人: *"User" <user@flink.apache.org>
> *发送时间: *星期六, 2022年 5 月 07日 下午 10:05:55
> *主题: *Unable to start sql-client when putting
> flink-table-planner_2.12-1.15.0.jar to lib folder
>
> Hi folks,
> It looks like flink 1.15 changes its binary distribution because of scala
> free. The flink-table-planner_2.12-1.15.0.jar is put under the opt folder.
> Now I would like to use it for my scala flink app, so I move it to the lib
> folder, but after that, I can not start sql-client. Is it expected ? Here's
> the error I see
>
>
> -------------------------------------------------------------------------------------
> Exception in thread "main"
> org.apache.flink.table.client.SqlClientException: Unexpected exception.
> This is a bug. Please consider filing an issue.
> at org.apache.flink.table.client.SqlClient.startClient(SqlClient.java:201)
> at org.apache.flink.table.client.SqlClient.main(SqlClient.java:161)
> Caused by: org.apache.flink.table.api.TableException: Could not
> instantiate the executor. Make sure a planner module is on the classpath
> at
> org.apache.flink.table.client.gateway.context.ExecutionContext.lookupExecutor(ExecutionContext.java:163)
> at
> org.apache.flink.table.client.gateway.context.ExecutionContext.createTableEnvironment(ExecutionContext.java:111)
> at
> org.apache.flink.table.client.gateway.context.ExecutionContext.<init>(ExecutionContext.java:66)
> at
> org.apache.flink.table.client.gateway.context.SessionContext.create(SessionContext.java:247)
> at
> org.apache.flink.table.client.gateway.local.LocalContextUtils.buildSessionContext(LocalContextUtils.java:87)
> at
> org.apache.flink.table.client.gateway.local.LocalExecutor.openSession(LocalExecutor.java:87)
> at org.apache.flink.table.client.SqlClient.start(SqlClient.java:88)
> at org.apache.flink.table.client.SqlClient.startClient(SqlClient.java:187)
> ... 1 more
> Caused by: org.apache.flink.table.api.ValidationException: Multiple
> factories for identifier 'default' that implement
> 'org.apache.flink.table.delegation.ExecutorFactory' found in the classpath.
>
> Ambiguous factory classes are:
>
> org.apache.flink.table.planner.delegation.DefaultExecutorFactory
> org.apache.flink.table.planner.loader.DelegateExecutorFactory
> at
> org.apache.flink.table.factories.FactoryUtil.discoverFactory(FactoryUtil.java:553)
> at
> org.apache.flink.table.client.gateway.context.ExecutionContext.lookupExecutor(ExecutionContext.java:154)
> ... 8 more
>
>
>
> --
> Best Regards
>
> Jeff Zhang
>
>

-- 
Best Regards

Jeff Zhang

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