报错：

“'dependencies.dependency.version' for org.springframework.boot:spring-boot-starter-web:jar is missing”

“标记名称: project 描述 : The <project> element is the root of the descriptor. The following table lists all of the possible child elements. 版本 : 3.0.0+”

报错截图：

 

解决方法：添加父依赖

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.7.10</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>