1.在pom.xml文件中添加如下代码：

<dependency>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-devtools</artifactId>
      <scope>runtime</scope>
      <optional>true</optional>
</dependency>

 

2.在Preferences的Compiler中勾选Build project automatically和Compile inpendent modules in parallel

3. 打开Maintanance，并点击Registry...

4. 勾选这两个选项

actionSystem.assertFocusAccessFromEdt

compiler.automake.allow.when.app.running

 

Done.