maven中报错

报错：File encoding has not been set, using platform encoding UTF-8, i.e. build is platform dependent!

在pom.xml中指定一下编码即可

     UTF-8

报错Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on project mybatis-demo: Compilation failure

解决：没配置jdk或jdk版本写错

    UTF-8
    11
    11