[
https://issues.apache.org/jira/browse/MNG-7834?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17739796#comment-17739796
]
ASF GitHub Bot commented on MNG-7834:
-------------------------------------
gnodet opened a new pull request, #1195:
URL: https://github.com/apache/maven/pull/1195
JIRA issue: https://issues.apache.org/jira/browse/MNG-7834
The flatten-maven-plugin fails with a NPE:
```
[ERROR] Failed to execute goal
org.codehaus.mojo:flatten-maven-plugin:1.5.0:flatten (default-cli) on project
camel: failed to create a clean pom: Cannot invoke "java.util.List.stream()"
because "dependencies" is null -> [Help 1]
org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
goal org.codehaus.mojo:flatten-maven-plugin:1.5.0:flatten (default-cli) on
project camel: failed to create a clean
pom
at
org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:341)
at
org.apache.maven.lifecycle.internal.MojoExecutor.doExecute(MojoExecutor.java:324)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:174)
at
org.apache.maven.lifecycle.internal.MojoExecutor.access$000(MojoExecutor.java:77)
at
org.apache.maven.lifecycle.internal.MojoExecutor$1.run(MojoExecutor.java:162)
at
org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute(DefaultMojosExecutionStrategy.java:39)
at
org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:159)
at
org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:114)
at
io.takari.maven.builder.smart.SmartBuilderImpl.buildProject(SmartBuilderImpl.java:204)
at
io.takari.maven.builder.smart.SmartBuilderImpl$ProjectBuildTask.run(SmartBuilderImpl.java:78)
at
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:577)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
at java.base/java.lang.Thread.run(Thread.java:1623)
Caused by: org.apache.maven.plugin.MojoExecutionException: failed to create
a clean pom
at
org.codehaus.mojo.flatten.FlattenMojo.createFlattenedPom(FlattenMojo.java:556)
at org.codehaus.mojo.flatten.FlattenMojo.execute(FlattenMojo.java:406)
at
org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:143)
at
org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:336)
... 15 common frames omitted
Caused by: java.lang.NullPointerException: Cannot invoke
"java.util.List.stream()" because "dependencies" is null
at org.apache.maven.model.ModelBase.setDependencies(ModelBase.java:164)
at
org.codehaus.mojo.flatten.FlattenMojo.createCleanPom(FlattenMojo.java:686)
at
org.codehaus.mojo.flatten.FlattenMojo.createFlattenedPom(FlattenMojo.java:554)
... 18 common frames omitted
```
> NPE in flatten-maven-plugin
> ---------------------------
>
> Key: MNG-7834
> URL: https://issues.apache.org/jira/browse/MNG-7834
> Project: Maven
> Issue Type: Bug
> Affects Versions: 4.0.0-alpha-7
> Reporter: Guillaume Nodet
> Priority: Major
>
> The flatten-maven-plugin fails with a NullPointerException:
> {code}[ERROR] Failed to execute goal
> org.codehaus.mojo:flatten-maven-plugin:1.5.0:flatten (default-cli) on project
> camel: failed to create a clean pom: Cannot invoke "java.util.List.stream()"
> because "dependencies" is null -> [Help 1]
> org.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute
> goal org.codehaus.mojo:flatten-maven-plugin:1.5.0:flatten (default-cli) on
> project camel: failed to create a clean pom
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:341)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute(MojoExecutor.java:324)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:212)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:174)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.access$000(MojoExecutor.java:77)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor$1.run(MojoExecutor.java:162)
> at
> org.apache.maven.plugin.DefaultMojosExecutionStrategy.execute(DefaultMojosExecutionStrategy.java:39)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:159)
> at
> org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:114)
> at
> io.takari.maven.builder.smart.SmartBuilderImpl.buildProject(SmartBuilderImpl.java:204)
> at
> io.takari.maven.builder.smart.SmartBuilderImpl$ProjectBuildTask.run(SmartBuilderImpl.java:78)
> at
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:577)
> at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
> at java.base/java.lang.Thread.run(Thread.java:1623)
> Caused by: org.apache.maven.plugin.MojoExecutionException: failed to create a
> clean pom
> at
> org.codehaus.mojo.flatten.FlattenMojo.createFlattenedPom(FlattenMojo.java:556)
> at org.codehaus.mojo.flatten.FlattenMojo.execute(FlattenMojo.java:406)
> at
> org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:143)
> at
> org.apache.maven.lifecycle.internal.MojoExecutor.doExecute2(MojoExecutor.java:336)
> ... 15 common frames omitted
> Caused by: java.lang.NullPointerException: Cannot invoke
> "java.util.List.stream()" because "dependencies" is null
> at org.apache.maven.model.ModelBase.setDependencies(ModelBase.java:164)
> at
> org.codehaus.mojo.flatten.FlattenMojo.createCleanPom(FlattenMojo.java:686)
> at
> org.codehaus.mojo.flatten.FlattenMojo.createFlattenedPom(FlattenMojo.java:554)
> ... 18 common frames omitted
> {code}
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