小编use*_*894的帖子

当我使用maven构建我的项目时出现错误.请帮忙!谢谢您的帮助

无法执行目标org.apache.maven.plugins:maven-assembly-plugin:2.2.1:项目newstart-app-ithelp上的程序集(make-assembly):目标org.apache.maven.plugins的执行make-assembly: maven-assembly-plugin:2.2.1:程序集失败:对于工件{null:null:null:jar}:groupId不能为空.原因:目标org.apache.maven.plugins的执行make-assembly:maven-assembly-plugin:2.2.1:程序集失败:对于工件{null:null:null:jar}:groupId不能为空.堆栈跟踪:org.apache.maven.lifecycle.LifecycleExecutionException:无法执行目标org.apache.maven.plugins:maven-assembly-plugin:2.2.1:项目newstart-app-ithelp上的程序集(make-assembly):执行目标org.apache.maven.plugins的make-assembly:maven-assembly-plugin:2.2.1:程序集失败:对于工件{null:null:null:jar}:groupId不能为空.

<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/xsd/maven-4.0.0.xsd">
<parent>
    <groupId>com.feinno.app</groupId>
    <artifactId>root-pom</artifactId>
    <version>1.0.0</version>
</parent>
<modelVersion>4.0.0</modelVersion>

<groupId>newstart.app</groupId>
<artifactId>newstart-app-ithelp</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>

<name>newstart-app-ithelp</name>
<url>http://maven.apache.org</url>

<properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<build>
    <plugins>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-assembly-plugin</artifactId>
            <version>2.2.1</version>
            <configuration>
                <appendAssemblyId>false</appendAssemblyId>
                <descriptorRefs>
                    <descriptorRef>jar-with-dependencies</descriptorRef>
                </descriptorRefs>
                <archive>
                    <manifest>
                        <mainClass>com.newstart.app.ithelp.ITHelpBean</mainClass>
                    </manifest>
                </archive>
            </configuration>
            <executions>
                <execution>
                    <id>make-assembly</id>
                    <phase>package</phase>
                    <goals>
                        <goal>assembly</goal>
                    </goals>
                </execution>
            </executions>
        </plugin>
        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-compiler-plugin</artifactId>
            <version>2.3.2</version>
            <configuration>
                <verbose>true</verbose>
                <fork>true</fork>
                <source>1.6</source>
                <target>1.6</target>
            </configuration>
        </plugin>

        <plugin>
            <groupId>org.apache.maven.plugins</groupId>
            <artifactId>maven-surefire-plugin</artifactId>
            <configuration>
                <skip>true</skip>
            </configuration>
        </plugin>
    </plugins>
</build>
<dependencies>
    <dependency>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-resources-plugin</artifactId>
        <version>2.4.3</version>
    </dependency>
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>3.8.1</version> …