Remove the duplicate declaration

Oct 13, 2025 by thesweetdesigns.com 39 views

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Maven 4 Compatibility Test Report

In this article, we will be discussing the test results of Maven 4 with the aries-typedevent repository. The test was conducted using the Maven 4.0.0-rc-3 version, and the results are as follows:

Repository Information

Repository: aries-typedevent
Status: ❌ Failed
Maven Version: 4.0.0-rc-3
Test Date: 2025-03-13T14:09:37.216Z
Chunk: 1

Maven Version Info

Apache Maven 4.0.0-rc-3 is the version of Maven used for this test. The following details provide information about the Maven version:

Maven Version Info

Apache Maven 4.0.0-rc-3 (3952d00ce65df6753b63a51e86b1f626c55a8df2)
Maven home: /home/runner/work/maven4-testing/maven4-testing/apache-maven-4.0.0-rc-3
Java version: 17.0.14, vendor: Eclipse Adoptium, runtime: /usr/lib/jvm/temurin-17-jdk-amd64
Default locale: en, platform encoding: UTF-8
OS name: "linux", version: "6.8.0-1021-azure", arch: "amd64", family: "unix"

Build Error Details

The build error details provide information about the issues encountered during the test. The following details provide information about the build error:

Build Error Details

Apache Maven 4.0.0-rc-3 (3952d00ce65df6753b63a51e86b1f626c55a8df2)
Maven home: /home/runner/work/maven4-testing/maven4-testing/apache-maven-4.0.0-rc-3
Java version: 17.0.14, vendor: Eclipse Adoptium, runtime: /usr/lib/jvm/temurin-17-jdk-amd64
Default locale: en, platform encoding: UTF-8
OS name: "linux", version: "6.8.0-1021-azure", arch: "amd64", family: "unix"
[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 org.apache.aries.typedevent:org.apache.aries.typedevent.bus:1.1.0-SNAPSHOT (/home/runner/work/maven4-testing/maven4-testing/project/org.apache.aries.typedevent.bus/pom.xml) has 1 error
[ERROR]     'dependencies.dependency.(groupId:artifactId:type:classifier)' must be unique: org.osgi:org.osgi.annotation.bundle:jar -> duplicate declaration of version (?) @ line 98, column 9
[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 verbose output
[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

Analysis of the Build Error

The build error encountered during the test is due to a duplicate declaration of the version of the org.osgi:org.osgi.annotation.bundle artifact. This error is caused by the fact that the dependencies.dependency.(groupId:artifactId:type:classifier) element is not unique in the project's POM file.

Possible Solutions

To resolve this issue, the following solutions can be applied:

Remove the duplicate declaration: Remove the duplicate declaration of the org.osgi:org.osgi.annotation.bundle artifact from the project's POM file.
Update the POM file: Update the project's POM file to ensure that the dependencies.dependency.(groupId:artifactId:type:classifier) element is unique.
Use a different version of the artifact: Use a different version of the org.osgi:org.osgi.annotation.bundle artifact that does not have a duplicate declaration.

Conclusion

In conclusion, the test results of Maven 4 with the aries-typedevent repository indicate that the build failed due to a duplicate declaration of the version of the org.osgi:org.osgi.annotation.bundle artifact. To resolve this issue, the possible solutions mentioned above can be applied.

Frequently Asked Questions

In this article, we will be discussing the frequently asked questions related to the Maven 4 test results with the aries-typedevent repository.

Q1: What is the status of the Maven 4 test with the aries-typedevent repository?

A1: The status of the Maven 4 test with the aries-typedevent repository is ❌ Failed.

Q2: What is the Maven version used for the test?

A2: The Maven version used for the test is 4.0.0-rc-3.

Q3: What is the error encountered during the test?

A3: The error encountered during the test is a duplicate declaration of the version of the org.osgi:org.osgi.annotation.bundle artifact.

Q4: How to resolve the duplicate declaration error?

A4: To resolve the duplicate declaration error, the following solutions can be applied:

Remove the duplicate declaration: Remove the duplicate declaration of the org.osgi:org.osgi.annotation.bundle artifact from the project's POM file.
Update the POM file: Update the project's POM file to ensure that the dependencies.dependency.(groupId:artifactId:type:classifier) element is unique.
Use a different version of the artifact: Use a different version of the org.osgi:org.osgi.annotation.bundle artifact that does not have a duplicate declaration.

Q5: What is the possible cause of the duplicate declaration error?

A5: The possible cause of the duplicate declaration error is a mistake in the project's POM file or a conflict between different versions of the artifact.

Q6: How to prevent the duplicate declaration error in the future?

A6: To prevent the duplicate declaration error in the future, the following best practices can be applied:

Use a consistent naming convention: Use a consistent naming convention for the artifacts and their versions.
Use a unique version for each artifact: Use a unique version for each artifact to avoid conflicts.
Regularly update the POM file: Regularly update the project's POM file to ensure that it is up-to-date and free of errors.

Q7: What is the next step after resolving the duplicate declaration error?

A7: After resolving the duplicate declaration error, the next step is to re-run the Maven test to ensure that it is successful.

Q8: How to troubleshoot the Maven test failure?

A8: To troubleshoot the Maven test failure, the following steps can be applied:

Check the Maven logs: Check the Maven logs for any error messages or warnings.
Check the project's POM file: Check the project's POM file for any errors or inconsistencies.
Consult the Maven documentation: Consult the Maven documentation for any information related to the error.

Q9: What is the role of the Maven test in ensuring the quality of the project?

A9: The Maven test plays a crucial role in ensuring the quality of the project by identifying and reporting any errors or inconsistencies in the project's POM file or build process.

Q10: How to ensure the quality of the project using Maven?

A10: To ensure the quality of the project using Maven, the following best practices can be applied:

Regularly run the Maven test: Regularly run the Maven test to ensure that it is successful.
Use a consistent naming convention: Use a consistent naming convention for the artifacts and their versions.
Use a unique version for each artifact: Use a unique version for each artifact to avoid conflicts.
Regularly update the POM file: Regularly update the project's POM file to ensure that it is up-to-date and free of errors.