maven deploy上传私服出错

error 内容如下

　　Failed to execute goal org.apache.maven.plugins:maven-deploy-plugin:2.5:  deploy (default-deploy) on project  XXX

pom文件增加如下配置

　　<build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.6.</version>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-surefire-plugin</artifactId>
                <version>2.19.</version>
                <configuration>
                    <testFailureIgnore>true</testFailureIgnore>
                </configuration>
            </plugin>
        </plugins>
    </build>
    <distributionManagement>
        <repository>
            <id>releases</id>
            <name>Releases</name>
            <url>http://***/nexus/content/repositories/icop-release/</url>
        </repository>
        <snapshotRepository>
            <id>snapshots</id>
            <name>Snapshots</name>
            <url>http://***/nexus/content/repositories/icop-snapshot/</url>
        </snapshotRepository>
    </distributionManagement>