解决 Warning: ‘Hot swap classes and update trigger file if failed‘ not available on Update action

解决 Warning: ‘Hot swap classes and update trigger file if failed‘ not available on Update action

在pom文件中，正确加入

    org.springframework.boot
    spring-boot-devtools        
    true

到中

并加载依赖，点击下图图标，或者按快捷键ctrl+shift+o