报错:-Dmaven.multiModuleProjectDirectory system propery is not set. Check $M2_HOME environment variable and mvn script match.
解决方法:配置maven环境变量M2_HOME指向maven安装目录
如:M2_HOME=D:\tool\apache-maven-3.3.3
然后在Window->Preference->Java->Installed JREs->Edit
在Default VM arguments中设置
-Dmaven.multiModuleProjectDirectory=$M2_HOME