[GitHub] [maven] gnodet commented on pull request #443: MNG-7087 - Fix problem in the build

[GitBox <gi...@apache.org>]

gnodet commented on pull request #443:
URL: https://github.com/apache/maven/pull/443#issuecomment-775925742


   > > @michael-o The problems fixed by this PR are unrelated to the consumer/producer bug (the duplicate id is a pure validation problem because the rules have changed in 4.0 and the rat one is related to new dependencies I think).
   > > But these are clearly under [MNG-7087](https://issues.apache.org/jira/browse/MNG-7087).
   > 
   > That's correct, but then I fixed the validation problem I was not able to reproduce the concurrency issue anymore. I tried Java 11 to 15.
   
   That's weird.  I just rebuilt this very branch with maven 3 and then tried to use the create distribution to build maven.  It fails very early
   ```
   ➜  maven git:(fix-build) ~/tmp/apache-maven-4.0.0-alpha-1-SNAPSHOT/bin/mvn -v
   Apache Maven 4.0.0-alpha-1-SNAPSHOT (fc9e66c1ed04165a420c8a78e4555e3b4f999361)
   Maven home: /Users/gnodet/tmp/apache-maven-4.0.0-alpha-1-SNAPSHOT
   Java version: 11.0.10, vendor: AdoptOpenJDK, runtime: /Library/Java/JavaVirtualMachines/adoptopenjdk-11.jdk/Contents/Home
   Default locale: en_GB, platform encoding: UTF-8
   OS name: "mac os x", version: "10.16", arch: "x86_64", family: "mac"
   ➜  maven git:(fix-build) ~/tmp/apache-maven-4.0.0-alpha-1-SNAPSHOT/bin/mvn install -DskipTests   
   [INFO] Scanning for projects...
   ERROR:  ''
   [ERROR] [ERROR] Some problems were encountered while processing the POMs:
   [FATAL] input contained no data
   [ERROR] The build could not read 1 project -> [Help 1]
   [ERROR]   
   [ERROR]   The project (/Users/gnodet/work/git/maven/maven-model-builder/pom.xml) has 1 error
   [ERROR]     input contained no data
   [ERROR] 
   [ERROR] To see the full stack trace of the errors, re-run Maven with the '-e' switch.
   [ERROR] Re-run Maven using the '-X' switch to enable full debug logging.
   [ERROR] 
   [ERROR] For more information about the errors and possible solutions, please read the following articles:
   [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/ProjectBuildingException
   ```


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