eclipse的maven pom.xml报错

eclipse的maven pom.xml报错，这是什么原因导致的啊，要怎么解决啊

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Multiple annotations found at this line:
- Failed to transfer http://repo.spring.io/snapshot/org/springframework/boot/spring-boot-tools/2.1.0.BUILD-SNAPSHOT/spring-boot-
tools-2.1.0.BUILD-SNAPSHOT.pom. Error code 308, Permanent Redirect
- Failure to transfer org.springframework.boot:spring-boot-tools:pom:2.1.0.BUILD-SNAPSHOT from http://repo.spring.io/snapshot was
cached in the local repository, resolution will not be reattempted until the update interval of spring-snapshots has elapsed or updates are forced.
Original error: Could not transfer artifact org.springframework.boot:spring-boot-tools:pom:2.1.0.BUILD-SNAPSHOT from/to spring-snapshots
(http://repo.spring.io/snapshot): Failed to transfer http://repo.spring.io/snapshot/org/springframework/boot/spring-boot-tools/2.1.0.BUILD-
SNAPSHOT/spring-boot-tools-2.1.0.BUILD-SNAPSHOT.pom. Error code 308, Permanent Redirect

找不到这个版本的依赖包，可以尝试换一个版本再试试

换一个Spring 版本的依赖包，可以看这个地址

https://repo.spring.io/ui/native/snapshot/spring/spring-framework-bom/

换个网络 重新试试

为啥你使用springboot 要用快照版本 为啥不用2.1.0.RELEASE

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还有你用快照版本缺失了吧

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