报错内容:

Error running 'ServiceStarter': Command line is too long. Shorten command line for ServiceStarter or also for Application default configuration.

解法:

修改项目下 .idea\workspace.xml，找到标签 <component name="PropertiesComponent"> ， 在标签里加一行  <property name="dynamic.classpath" value="true" />

原文链接：https://blog.csdn.net/ZXJ_1223/java/article/details/80611089

Q.E.D.