Hi guys,
  After I reload and rebuild project. Finally I run test case successfully.
Thanks for you help, Herman and Hyukjin.

Mail Delivery System <mailer-dae...@mxout1-he-de.apache.org> 于2023年3月8日周三
22:38写道:

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> ---------- Forwarded message ----------
> From: Jia Fan <fan...@apache.org>
> To: Herman van Hovell <her...@databricks.com.invalid>
> Cc: Hyukjin Kwon <gurwls...@gmail.com>, dev@spark.apache.org
> Bcc:
> Date: Wed, 8 Mar 2023 22:37:33 +0800
> Subject: Re: [Question] Can't start Spark Connect
> Hi Herman,
>     I just use ./build/mvn -DskipTests clean package, also had try to
> use ./build/mvn -DskipTests clean install.
>
> Herman van Hovell <her...@databricks.com.invalid> 于2023年3月8日周三 21:17写道:
>
>> Hi Jia,
>>
>> How are you building connect?
>>
>> Kind regards,
>> Herman
>>
>> On Wed, Mar 8, 2023 at 8:48 AM Jia Fan <fan...@apache.org> wrote:
>>
>>> Thanks for reply,
>>>     I had done clean build with maven few times. But always report
>>>
>>> /Users/xxx/Code/spark/core/target/generated-sources/org/apache/spark/status/protobuf/StoreTypes.java:658:9
>>> java: symbol not found
>>>    Symbol: class UnusedPrivateParameter
>>>    Location: class org.apache.spark.status.protobuf.StoreTypes.JobData
>>>    I think maybe it's protobuf version conflict?
>>> <img width="1149" alt="image" src="
>>> https://user-images.githubusercontent.com/32387433/223716946-85761a34-f86c-4ba1-9557-a59d0d5b9958.png
>>> ">
>>>
>>>
>>> Hyukjin Kwon <gurwls...@gmail.com> 于2023年3月8日周三 19:09写道:
>>>
>>>> Just doing a clean build with Maven, and running a test case like
>>>> `SparkConnectServiceSuite` in IntelliJ should work.
>>>>
>>>> On Wed, 8 Mar 2023 at 15:02, Jia Fan <fan...@apache.org> wrote:
>>>>
>>>>> Hi developers,
>>>>>    I want to contribute some code for Spark Connect. Any doc for
>>>>> starters? I want to debug SimpleSparkConnectService but I can't start it
>>>>> with IDEA. I would appreciate any help.
>>>>>
>>>>> Thanks
>>>>>
>>>>> ________________________
>>>>>
>>>>>
>>>>> Jia Fan
>>>>>
>>>>

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