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Posted to users@maven.apache.org by ko...@laudio.info on 2008/10/29 16:56:28 UTC
nullpointerexception. SOS
Hello
i am stating using maven and i am finding a lot of problems.
now i made this command (bellow i writte the pom file):
mvn -B -s "C:\Documents and Settings\user\.m2\settings.xml" source:jar
and appears this problem (Can you help me please?):
[INFO] Scanning for projects...
[INFO]
------------------------------------------------------------------------
[ERROR] FATAL ERROR
[INFO]
------------------------------------------------------------------------
[INFO] null
[INFO]
------------------------------------------------------------------------
[INFO] Trace
java.lang.NullPointerException
at org.apache.maven.wagon.PathUtils.protocol(PathUtils.java:206)
at
org.apache.maven.wagon.repository.Repository.setUrl(Repository.java:1
21)
at
org.apache.maven.wagon.repository.Repository.<init>(Repository.java:7
4)
at
org.apache.maven.artifact.repository.DefaultArtifactRepository.<init>
(DefaultArtifactRepository.java:70)
at
org.apache.maven.artifact.repository.DefaultArtifactRepositoryFactory
.createDeploymentArtifactRepository(DefaultArtifactRepositoryFactory.java:44)
at
org.apache.maven.project.ProjectUtils.buildDeploymentArtifactReposito
ry(ProjectUtils.java:80)
at
org.apache.maven.project.DefaultMavenProjectBuilder.processProjectLog
ic(DefaultMavenProjectBuilder.java:1060)
at
org.apache.maven.project.DefaultMavenProjectBuilder.buildInternal(Def
aultMavenProjectBuilder.java:878)
at
org.apache.maven.project.DefaultMavenProjectBuilder.buildFromSourceFi
leInternal(DefaultMavenProjectBuilder.java:506)
at
org.apache.maven.project.DefaultMavenProjectBuilder.build(DefaultMave
nProjectBuilder.java:198)
at org.apache.maven.DefaultMaven.getProject(DefaultMaven.java:583)
at
org.apache.maven.DefaultMaven.collectProjects(DefaultMaven.java:461)
at org.apache.maven.DefaultMaven.getProjects(DefaultMaven.java:365)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:292)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:129)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:287)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:585)
at
org.codehaus.classworlds.Launcher.launchEnhanced(Launcher.java:315)
at org.codehaus.classworlds.Launcher.launch(Launcher.java:255)
at
org.codehaus.classworlds.Launcher.mainWithExitCode(Launcher.java:430)
at org.codehaus.classworlds.Launcher.main(Launcher.java:375)
[INFO]
------------------------------------------------------------------------
[INFO] Total time: < 1 second
[INFO] Finished at: Wed Oct 29 16:46:44 CET 2008
[INFO] Final Memory: 1M/2M
[INFO]
------------------------------------------------------------------------
My pom file is this:
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>utils</groupId>
<artifactId>utils</artifactId>
<name>utils-Name</name>
<version>1</version>
<packaging>jar</packaging>
<description>utils de utils</description>
<url>http://www.mycompany.com</url>
<prerequisites>
<maven>2.0.6</maven>
</prerequisites>
<scm>
</scm>
<developers>
</developers>
<build>
<extensions>
</extensions>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.5</source>
<target>1.5</target>
</configuration>
</plugin>
</plugins>
</build>
<repositories>
<repository>
<id>repocache</id>
<name>repocache</name>
<url>http://myrepo:8080/archiva/repository/internal/</url>
</repository></repositories>
<distributionManagement>
<repository>
</repository>
</distributionManagement>
</project>
Can you help me please?
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Re: nullpointerexception. SOS
Posted by Wayne Fay <wa...@gmail.com>.
Without testing anything, I would assume the <repository></repository>
in your <distributionManagement> section may be causing this error.
Remove it (or just take out the entire distMgmt node) and try again.
Wayne
On Wed, Oct 29, 2008 at 8:56 AM, <ko...@laudio.info> wrote:
> Hello
>
> i am stating using maven and i am finding a lot of problems.
>
> now i made this command (bellow i writte the pom file):
>
> mvn -B -s "C:\Documents and Settings\user\.m2\settings.xml" source:jar
>
> and appears this problem (Can you help me please?):
>
> [INFO] Scanning for projects...
> [INFO]
> ------------------------------------------------------------------------
> [ERROR] FATAL ERROR
> [INFO]
> ------------------------------------------------------------------------
> [INFO] null
> [INFO]
> ------------------------------------------------------------------------
> [INFO] Trace
> java.lang.NullPointerException
> at org.apache.maven.wagon.PathUtils.protocol(PathUtils.java:206)
> at
> org.apache.maven.wagon.repository.Repository.setUrl(Repository.java:1
> 21)
> at
> org.apache.maven.wagon.repository.Repository.<init>(Repository.java:7
> 4)
> at
> org.apache.maven.artifact.repository.DefaultArtifactRepository.<init>
> (DefaultArtifactRepository.java:70)
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