错误：（4，46）java:package org.springframework.boot.autoconfigure不存在

我在生成项目时遇到此错误：

Error:(3, 32) java: package org.springframework.boot does not exist
Error:(4, 46) java: package org.springframework.boot.autoconfigure does not exist
Error:(6, 2) java: cannot find symbol
  symbol: class SpringBootApplication
Error:(10, 9) java: cannot find symbol
  symbol:   variable SpringApplication
  location: class com.victorhez.ecommercespringboot.EcommerceSpringBootApplication

我的POM是：

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.3.0.RELEASE</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>
    <groupId>com.victorhez</groupId>
    <artifactId>ecommerce-spring-boot</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <name>ecommerce-spring-boot</name>
    <description>Ecommerce Project</description>

    <properties>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-jpa</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-rest</artifactId>
        </dependency>

        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <scope>runtime</scope>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
            <exclusions>
                <exclusion>
                    <groupId>org.junit.vintage</groupId>
                    <artifactId>junit-vintage-engine</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-autoconfigure</artifactId>
            <version>2.3.0.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot</artifactId>
            <version>2.3.0.RELEASE</version>
        </dependency>
    </dependencies>

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

</project>

---

上面的问题是重复的，请参考并尝试遵循线程中提到的所有步骤，我希望这将有所帮助

---

另外，请尝试基本步骤并在eclipse中重新导入您的模块，检查是否自动生成并运行mvn clean install，也请转到.M2位置并搜索jar。

请帮助我解决此问题您是否执行mvn clean install？如果您发现包含答案的问题，请投票以重复方式关闭，而不是回答。未回答，我的未被评论，因为链接中的一个被删除commented@Victorhez您的意思是您尝试了上述线程中提到的步骤，但仍然通过创建新项目解决了问题

<dependencies>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-data-jpa</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-data-rest</artifactId>
    </dependency>
    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>

package com.victorhez.ecommercespringboot;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class EcommerceSpringBootApplication {

    public static void main(String[] args) {
        SpringApplication.run(EcommerceSpringBootApplication.class, args);
    }

}