No plugin found for prefix 'mybatis-genertor' in the current project

1、错误描述

F:\workspaces\Mybatis>mvn mybatis-genertor:generate
[INFO] Scanning for projects...
Downloading: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven
-metadata.xml
Downloading: https://repo.maven.apache.org/maven2/org/codehaus/mojo/maven-metada
ta.xml
Downloaded: https://repo.maven.apache.org/maven2/org/codehaus/mojo/maven-metadat
a.xml (20 KB at 3.6 KB/sec)
Downloaded: https://repo.maven.apache.org/maven2/org/apache/maven/plugins/maven-
metadata.xml (13 KB at 2.1 KB/sec)
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 7.671 s
[INFO] Finished at: 2016-03-03T22:58:54+08:00
[INFO] Final Memory: 11M/171M
[INFO] ------------------------------------------------------------------------
[ERROR] No plugin found for prefix 'mybatis-genertor' in the current project and
 in the plugin groups [org.apache.maven.plugins, org.codehaus.mojo] available fr
om the repositories [local (C:\Users\Administrator\.m2\repository), central (htt
ps://repo.maven.apache.org/maven2)] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e swit
ch.
[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 rea
d the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/NoPluginFoundF
orPrefixException

F:\workspaces\Mybatis>

2、错误原因

      由错误提示可知，在当前项目中没有找到前缀为“mybatis-generator”

3、解决办法

（1）将Maven项目先clean，接着install下

（2）运行mvn mybatis-generator:generate命令