通信失败

有点不请,我把error粘过来:
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 2.426s
[INFO] Finished at: Thu Feb 22 23:42:22 CST 2018
[INFO] Final Memory: 7M/121M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.mybatis.generator:mybatis-generator-maven-plugin:1.3.2:generate (default-cli) on project miaomiao: Communications link failure
[ERROR]
[ERROR] Last packet sent to the server was 0 ms ago.
[ERROR] -> [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
Process finished with exit code 1
好像是说pom.XML的问题

不知道怎么解决?