liferay テーマを作成したいので、アーキタイプから Maven プロジェクトを作成しました。私のpom.xml：
<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>com.liferay.sample</groupId>
<artifactId>sample-theme</artifactId>
<packaging>war</packaging>
<name>sample-theme Theme</name>
<version>0.0.1-SNAPSHOT</version>
<build>
<plugins>
<plugin>
<groupId>com.liferay.maven.plugins</groupId>
<artifactId>liferay-maven-plugin</artifactId>
<version>6.1.20</version>
<executions>
<execution>
<phase>generate-sources</phase>
<goals>
<goal>theme-merge</goal>
<goal>build-css</goal>
<goal>build-thumbnail</goal>
</goals>
</execution>
</executions>
<configuration>
<autoDeployDir>${liferay.auto.deploy.dir}</autoDeployDir>
<appServerDeployDir>${liferay.app.server.deploy.dir}</appServerDeployDir>
<appServerLibGlobalDir>${liferay.app.server.lib.global.dir}</appServerLibGlobalDir>
<appServerPortalDir>${liferay.app.server.portal.dir}</appServerPortalDir>
<liferayVersion>${liferay.version}</liferayVersion>
<parentTheme>${liferay.theme.parent}</parentTheme>
<pluginType>theme</pluginType>
<themeType>${liferay.theme.type}</themeType>
</configuration>
</plugin>
<plugin>
<artifactId>maven-resources-plugin</artifactId>
<version>2.5</version>
<configuration>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>com.liferay.portal</groupId>
<artifactId>portal-service</artifactId>
<version>6.1.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.liferay.portal</groupId>
<artifactId>util-bridges</artifactId>
<version>6.1.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.liferay.portal</groupId>
<artifactId>util-taglib</artifactId>
<version>6.1.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>com.liferay.portal</groupId>
<artifactId>util-java</artifactId>
<version>6.1.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.portlet</groupId>
<artifactId>portlet-api</artifactId>
<version>2.0</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.4</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.0</version>
<scope>provided</scope>
</dependency>
</dependencies>
<properties>
<liferay.theme.parent>_styled</liferay.theme.parent>
<liferay.theme.type>vm</liferay.theme.type>
</properties>
</project>And I use maven:package and I see an error:
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building sample-theme Theme 0.0.1-SNAPSHOT
[INFO] ------------------------------------------------------------------------
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 0.400s
[INFO] Finished at: Tue Oct 16 14:47:58 CEST 2012
[INFO] Final Memory: 2M/15M
[INFO] ------------------------------------------------------------------------
[ERROR] Could not find goal 'build-css' in plugin com.liferay.maven.plugins:liferay-maven-plugin:6.1.0 among available goals build-lang, build-wsdd, build-ext, build-service, direct-deploy, theme-merge, build-thumbnail, deploy -> [Help 1]
[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 full debug logging.
[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/MojoNotFoundException
なにが問題ですか？バージョン liferay-maven-plugin を変更しようとしていますが、問題は解決しません。