昨日还好端端的idea,今日打开,新建了一个spring boot项目,连主类都一直运行不起来!!!
初步判断是仓库下载不了需要的类,于是删除缓存、重新下载,甚至把仓库都给删了。。。。于是报了如下错误:
后来我仔细看了仓库,原来是setting有问题!!!
解决办法:
1、找到自己的maven目录下的setting.xml:
2、右键以文本的形式打开,找到自己的本地仓库:
3、在setting.xml中配置镜像:
于:
添加:
<mirror>
<id>alimaven</id>
<name>aliyun maven</name>
<url>https://maven.aliyun.com/repository/public</url>
<mirrorOf>central</mirrorOf>
</mirror>
<mirror>
<id>alimaven-central</id>
<name>aliyun maven central</name>
<url>https://maven.aliyun.com/repository/central</url>
<mirrorOf>central</mirrorOf>
</mirror>
<mirror>
<id>alimaven-spring</id>
<name>aliyun maven-spring</name>
<url>https://maven.aliyun.com/repository/spring</url>
<mirrorOf>central</mirrorOf>
</mirror>
<mirror>
<id>central</id>
<name>Maven Repository Switchboard</name>
<url>https://repo1.maven.org/maven2/</url>
<mirrorOf>central</mirrorOf>
</mirror>
<mirror>
<id>jboss-public-repository-group</id>
<mirrorOf>central</mirrorOf>
<name>JBoss Public Repository Group</name>
<url>http://repository.jboss.org/nexus/content/groups/public</url>
</mirror>
<mirror>
<id>spring-snapshots</id>
<mirrorOf>central</mirrorOf>
<name>Spring Snapshots</name>
<url>https://repo.spring.io/snapshot</url>
</mirror>
<mirror>
<id>spring-milestones</id>
<mirrorOf>central</mirrorOf>
<name>Spring Milestones</name>
<url>https://repo.spring.io/milestone</url>
</mirror>
<mirror>
<id>maven-default-http-blocker</id>
<mirrorOf>external:http:*</mirrorOf>
<name>Pseudo repository to mirror external repositories initially using HTTP.</name>
<url>http://0.0.0.0/</url>
<blocked>true</blocked>
</mirror>
4、设置idea的maven: