Maven proxy settings not working

maven, maven-3, proxy

Solution

I'm not able to do this with MVN 3.0.4 but I do with 3.0.3

It seems to be a bug in the 3.0.4 release.

The jira entry above gives a workaround for the maven 3.0.4 bug: add

<build>
    <extensions>
        <extension>
            <!-- this extension is required by wagon in order to pass the proxy -->
            <groupId>org.apache.maven.wagon</groupId>
            <artifactId>wagon-http-lightweight</artifactId>
            <version>2.2</version>
        </extension>
    </extensions>
</build>

to your `pom.xml`

This worked for me

Problem

I have setup maven proxy settings in conf/settings.xml as ``` <proxy> <active>true</active> <protocol>http</protocol> <host>proxy.my-company.com</host> <port>8080</port> </proxy> ``` but when I run maven build, I am getting following error. Can someone please help ``` [WARNING] The POM for org.apache.maven.wagon:wagon-ssh:jar:2.2 is missing, no dependency information available ``` detailed log ``` mvn -X Apache Maven 3.0.4 (r1232337; 2012-01-17 03:44:56-0500) Maven home: C:\tools\apache-maven-3.0.4 Java version: 1.6.0_12, vendor: Sun Microsystems Inc. Java home: C:\tools\Java\jdk1.6.0_12\jre Default locale: en_US, platform encoding: Cp1252 OS name: "windows xp", version: "5.1", arch: "x86", family: "windows" [INFO] Error stacktraces are turned on. [DEBUG] Reading global settings from C:\tools\apache-maven-3.0.4\conf\settings.xml [DEBUG] Reading user settings from C:\Documents and Settings\desibaba\.m2\settings.xml [DEBUG] Using local repository at C:\Documents and Settings\desibaba\.m2\repository [DEBUG] Using manager EnhancedLocalRepositoryManager with priority 10 for C:\Documents and Settings\desibaba\.m2\repository [INFO] Scanning for projects... [DEBUG] Using connector WagonRepositoryConnector with priority 0 for http://repo.maven.apache.org/maven2 via proxy.my-company.com:8080 as null Downloading: http://repo.maven.apache.org/maven2/org/apache/maven/wagon/wagon-ssh/2.2/wagon-ssh-2.2.pom [DEBUG] Writing resolution tracking file C:\Documents and Settings\desibaba\.m2\repository\org\apache\maven\wagon\wagon-ssh\2.2\wagon-ssh-2.2.pom.lastUpdated [WARNING] The POM for org.apache.maven.wagon:wagon-ssh:jar:2.2 is missing, no dependency information available [DEBUG] org.apache.maven.wagon:wagon-ssh:jar:2.2: [DEBUG] org.codehaus.plexus:plexus-utils:jar:1.1:runtime [DEBUG] Using connector WagonRepositoryConnector with priority 0 for http://repo.maven.apache.org/maven2 via proxy.my-company.com:8080 as null Downloading: http://repo.maven.apache.org/maven2/org/apache/maven/wagon/wagon-ssh/2.2/wagon-ssh-2.2.jar Downloading: http://repo.maven.apache.org/maven2/org/codehaus/plexus/plexus-utils/1.1/plexus-utils-1.1.jar [DEBUG] Writing resolution tracking file C:\Documents and Settings\desibaba\.m2\repository\org\apache\maven\wagon\wagon-ssh\2.2\wagon-ssh-2.2.jar.lastUpd ated [DEBUG] Writing resolution tracking file C:\Documents and Settings\desibaba\.m2\repository\org\codehaus\plexus\plexus-utils\1.1\plexus-utils-1.1.jar.last Updated [DEBUG] Looking up lifecyle mappings for packaging pom from ClassRealm[plexus.core, parent: null] [ERROR] The build could not read 1 project -> [Help 1] org.apache.maven.project.ProjectBuildingException: Some problems were encountered while processing the POMs: [ERROR] Unresolveable build extension: Plugin org.apache.maven.wagon:wagon-ssh:2.2 or one of its dependencies could not be resolved: The following artifacts could not be resolved: org.apache.maven.wagon:wagon-ssh:jar:2.2, org.codehaus.plexus:plexus-utils:jar:1.1: Could not find artifact org.apache.maven.wagon:wagon-ssh:jar:2.2 in central (http://repo.maven.apache.org/maven2) @ at org.apache.maven.project.DefaultProjectBuilder.build(DefaultProjectBuilder.java:363) at org.apache.maven.DefaultMaven.collectProjects(DefaultMaven.java:636) at org.apache.maven.DefaultMaven.getProjectsForMavenReactor(DefaultMaven.java:585) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:234) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:537) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196) at org.apache.maven.cli.MavenCli.main(MavenCli.java:141) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352) [ERROR] [ERROR] The project xxx (C:\t1\9630727\pom.xml) has 1 error [ERROR] Unresolveable build extension: Plugin org.apache.maven.wagon:wagon-ssh:2.2 or one of its dependencies could not be resolved: The following artifacts could not be resolved: org.apache.maven.wagon:wagon-ssh:jar:2.2, org.codehaus.plexus:plexus-utils:jar:1.1: Could not find artifact org.apache.maven.wagon:wagon-ssh:jar:2.2 in central (http://repo.maven.apache.org/maven2) -> [Help 2] org.apache.maven.plugin.PluginResolutionException: Plugin org.apache.maven.wagon:wagon-ssh:2.2 or one of its dependencies could not be resolved: The following artifacts could not be resolved: org.apache.maven.wagon:wagon-ssh:jar:2.2, org.codehaus.plexus:plexus-utils:jar:1.1: Could not find artifactorg.apache.maven.wagon:wagon-ssh:jar:2.2 in central (http://repo.maven.apache.org/maven2) ```

Original source

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