algoquant-maven-plugin – FAILURE

[hessinemaaoui]

I have a similar problem to Yu Dongqing’s.
But still can’t resolve it after reading his treads.
here is the screen shot of the error:

Scanning for projects…
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Reactor Build Order:

algoquant
algoquant-maven-plugin
algoquant-core

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Building algoquant 1.1.0
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— build-helper-maven-plugin:1.9.1:add-resource (add-resource) @ algoquant —

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Building algoquant-maven-plugin 1.1.0
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— maven-plugin-plugin:3.2:helpmojo (help-goal) @ algoquant-maven-plugin —
Using ‘UTF-8’ encoding to read mojo metadata.
Applying mojo extractor for language: java
Mojo extractor for language: java found 0 mojo descriptors.
Applying mojo extractor for language: bsh
Mojo extractor for language: bsh found 0 mojo descriptors.
Applying mojo extractor for language: java-annotations
Mojo extractor for language: java-annotations found 0 mojo descriptors.

— maven-plugin-plugin:3.2:descriptor (default-descriptor) @ algoquant-maven-plugin —
Using ‘UTF-8’ encoding to read mojo metadata.
Applying mojo extractor for language: java
Mojo extractor for language: java found 0 mojo descriptors.
Applying mojo extractor for language: bsh
Mojo extractor for language: bsh found 0 mojo descriptors.
Applying mojo extractor for language: java-annotations
Mojo extractor for language: java-annotations found 0 mojo descriptors.

— build-helper-maven-plugin:1.9.1:add-resource (add-resource) @ algoquant-maven-plugin —

— maven-resources-plugin:2.5:resources (default-resources) @ algoquant-maven-plugin —
[debug] execute contextualize
Using ‘UTF-8’ encoding to copy filtered resources.
Copying 2 resources
Copying 2 resources

— maven-compiler-plugin:3.2:compile (default-compile) @ algoquant-maven-plugin —
Changes detected – recompiling the module!
Compiling 8 source files to C:\Users\Vincent\Desktop\algoquant-1.1.0\maven\target\classes

— maven-plugin-plugin:3.2:descriptor (mojo-descriptor) @ algoquant-maven-plugin —
Using ‘UTF-8’ encoding to read mojo metadata.
Applying mojo extractor for language: java
Mojo extractor for language: java found 0 mojo descriptors.
Applying mojo extractor for language: bsh
Mojo extractor for language: bsh found 0 mojo descriptors.
Applying mojo extractor for language: java-annotations
Mojo extractor for language: java-annotations found 3 mojo descriptors.
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Reactor Summary:

algoquant ………………………………….. SUCCESS [1.354s]
algoquant-maven-plugin ………………………. FAILURE [17.060s]
algoquant-core ……………………………… SKIPPED
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BUILD FAILURE
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Total time: 18.604s
Finished at: Mon Sep 21 14:56:29 CST 2015
Final Memory: 37M/713M
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Failed to execute goal org.apache.maven.plugins:maven-plugin-plugin:3.2:descriptor (mojo-descriptor) on project algoquant-maven-plugin: Error extracting plugin descriptor: ‘Goal: help already exists in the plugin descriptor for prefix: algoquant
Existing implementation is: HelpMojo
Conflicting implementation is: com.numericalmethod.algoquant.maven.indices.sp500.HelpMojo’
-> [Help 1]

To see the full stack trace of the errors, re-run Maven with the -e switch.
Re-run Maven using the -X switch to enable full debug logging.

For more information about the errors and possible solutions, please read the following articles:
[Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException

After correcting the problems, you can resume the build with the command
mvn -rf :algoquant-maven-plugin

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