delete these unknown and import them again

  <plugin>
      <groupId>org.springframework.boot</groupId>
      <artifactId>spring-boot-maven-plugin</artifactId>
      <version></version>
  </plugin>

web-starter add

problem solved? If it is solved, please give me a solution. I encountered it today, and I don't know how to solve it. Thank you

Hello, spring-boot-starter-test appears, unknown idea appears, depending on the red warehouse, there are two test packets in which unknown deletes the pom plug-in of the parent project or reports a bonus as you said.