Matthias Bünger created MDEP-981:
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Summary: Non-Unique dependency declaration breaks build (Maven 4)
Key: MDEP-981
URL: https://issues.apache.org/jira/browse/MDEP-981
Project: Maven Dependency Plugin
Issue Type: Bug
Affects Versions: 3.8.1
Reporter: Matthias Bünger
Build is broken on Maven 4 due duplicate dependency delcaration
{code}
PS D:\Github\Maven\maven-dependency-plugin> mvn clean -V
Apache Maven 4.0.0-rc-3 (3952d00ce65df6753b63a51e86b1f626c55a8df2)
Maven home: C:\apache-maven-4.0.0-rc-3
Java version: 21.0.1, vendor: Eclipse Adoptium, runtime: C:\JDK\Java21
Default locale: de_DE, platform encoding: UTF-8
OS name: "windows 10", version: "10.0", arch: "amd64", family: "winnt"
[INFO]
[INFO] 1 problem was encountered while building the effective settings (use -e
to see details)
[INFO]
[WARNING] Unable to find the root directory. Create a .mvn directory in the
root directory or add the root="true" attribute on the root project's model to
identify it.
[INFO] Scanning for projects...
[ERROR] Some problems were encountered while processing the POMs
[ERROR] The build could not read 1 project -> [Help 1]
[ERROR]
[ERROR] The project
[inherited]:maven-dependency-plugin:maven-plugin:3.8.2-SNAPSHOT
(D:\Github\Maven\maven-dependency-plugin\pom.xml) has 2 errors
[ERROR] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must
be unique: org.apache.maven.resolver:maven-resolver-api:jar -> version
${resolverVersion} vs 1.9.22 @
org.apache.maven.plugins:maven-dependency-plugin:3.8.2-SNAPSHOT,
file:///D:/Github/Maven/maven-dependency-plugin/pom.xml, line 409, column 5
[ERROR] 'dependencies.dependency.(groupId:artifactId:type:classifier)' must
be unique: org.apache.maven.resolver:maven-resolver-util:jar -> version
${resolverVersion} vs 1.9.22 @
org.apache.maven.plugins:maven-dependency-plugin:3.8.2-SNAPSHOT,
file:///D:/Github/Maven/maven-dependency-plugin/pom.xml, line 415, column 5
{code}
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