[Java/IDE] IDEA运行Java类时报错：Error running 'MainTest': Command line is too long. Shorten command line for MainTest or also for Application default configuration

报错原因

IDEA运行Java类时报错：Error running 'MainTest': Command line is too long. Shorten command line for MainTest or also for Application default configuration

Java项目启动命令过长。

解决方法

方法1

• (点击)项目启动配置项 -> (勾选) shorten command line 选项
• (选择) classpath file 或 java manifest 选项
• 重新启动工程运行即可

方法2

未亲测

• 修改工作空间

• 在文件中搜索
• 添加属性："dynamic.classpath": "true"

配置完重启即可

参考文献

• SpringBoot报错Error running 'Application': Command line is too long.Shorten command line for - CSDN
• IDEA 启动服务报错：Command line is too long. Shorten the command line via JAR manifest or via a classpath file and rerun 解决方案 - Aliyun