JAVA 打包 war 文件报错

打包 war 文件报错：

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-clean-plugin:2.5:clean (default-clean) on project maven-web: Failed to clean project: Failed to delete D:\code\src\maven-sub-web\target -> [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/MojoExecutionException

[ERROR]

[ERROR] After correcting the problems, you can resume the build with the command

[ERROR]   mvn <goals> -rf :maven-sub-web

何解？

最终查到第一行的目录，是 ftp 软件正在浏览的。

关掉FTP 软件即可以正常打包了。