错误描述：Error running '类名': Command line is too long. Shorten command line for 类名 or also for Application default configuration.
解决办法：转自https://cloud.tencent.com/developer/article/1333085
1.Run-->Edit Configurations...
2..在项目的.idea/workspace.xml文件中，找到 <component name="PropertiesComponent">，添加一行<property name="dynamic.classpath" value="true" />