Thank you very much. It works for me.
> 在 2019年11月14日，下午1:06，Biao Liu <mmyy1...@gmail.com> 写道：
>
> Hi,
>
> I have encountered the same issue when setting up a dev environment.
>
> It seems that the my Intellij (2019.2.1) unexpectedly activates java11
> profile of maven. It doesn't match the Java compiler (JDK8). I'm not sure
> why it happened silently.
>
> So for me, the solution is "Intellij" -> "View" -> "Tool Windows" ->
> "Maven" -> "Profiles" -> uncheck the "java11" -> reimport maven project.
>
> Thanks,
> Biao /'bɪ.aʊ/
>
>
>
> On Mon, 4 Nov 2019 at 18:01, OpenInx <open...@gmail.com> wrote:
>
>> Hi
>> I met the same problem before. After some digging, I find that the idea
>> will detect the JDK version
>> and choose whether to use the jdk11 option to run the flink maven building.
>> if you are in jdk11 env, then
>> it will add the option --add-exports when maven building in IDEA.
>>
>> For my case, I was in IntelliJIdea2019.2 which depends on the jdk11, and
>> once I re-import the flink
>> modules then the IDEA will add the --add-exports flag even if I removed
>> all the flags in .idea/compile.xml
>> explicitly. I noticed that the Intellij's JDK affected the flink maven
>> building, so I turned to use the Intellij with JDK8
>> bundled, then the problem was gone.
>>
>> You can verify it, and if it's really the same. can just replace your IDEA
>> with the pkg suffix with "with bundled JBR 8" in
>> here [1].
>> Say if you are using MacOS, then should download the package "2019.2.4 for
>> macOS with bundled JBR 8 (dmg)"
>>
>> Hope it works for you
>> Thanks.
>>
>> [1]. https://www.jetbrains.com/idea/download/other.html
>>
>>
>> On Mon, Nov 4, 2019 at 5:44 PM Till Rohrmann <trohrm...@apache.org> wrote:
>>
>>> Try to reimport that maven project. This should resolve this issue.
>>>
>>> Cheers,
>>> Till
>>>
>>> On Mon, Nov 4, 2019 at 10:34 AM 刘建刚 <liujiangangp...@gmail.com> wrote:
>>>
>>>> Hi, I am using flink 1.9 in idea. But when I run a unit test in
>>> idea.
>>>> The idea reports the following error:"Error:java: 无效的标记:
>>>> --add-exports=java.base/sun.net.util=ALL-UNNAMED".
>>>> Everything is ok when I use flink 1.6. I am using jdk 1.8. Is it
>>>> related to the java version?
>>>>
>>>
>>
