解决-Dmaven.multiModuleProjectDirectory system property is not set. Check $M2_HOME environment variable and mvn script match.

1.添加M2_HOME的环境变量

2.Preference->Java->Installed JREs->Edit 选择一个jdk,

添加  -Dmaven.multiModuleProjectDirectory=$M2_HOME

-Dmaven.multiModuleProjectDirectory=$M2_HOME

转载：https://www.cnblogs.com/sprinng/p/5141233.html

2.Preference->Java->Installed JREs->Edit 选择一个jdk,

添加  -Dmaven.multiModuleProjectDirectory=$M2_HOME

-Dmaven.multiModuleProjectDirectory=$M2_HOME

转载：https://www.cnblogs.com/sprinng/p/5141233.html