maven 启动 报错 Fatal error compiling: 无效的目标发行版

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.3:compile (default-compile) on project nutzbook: Fatal error compiling: 无效的目标发行版: 1.8 -> [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

Fatal error compiling: 无效的目 标发行版

jdk环境和mvn配置的jdk不一样