eclipse webapp中的pom.xml文件出错 _XML文件

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【eclipse webapp中的pom.xml文件出错】我在pom.xml文件中收到以下错误消息，有人请帮我解决这个问题。我在谷歌搜索解决方案尚未获得解决方案。
错误

Failure to transfer com.thoughtworks.xstream:xstream:pom:1.3.1 from https://repo.maven.apache.org/maven2 was cached in the local repository, resolution will not be reattempted until the update interval of central has elapsed or updates are forced. Original error: Could not transfer artifact com.thoughtworks.xstream:xstream:pom:1.3.1 from/to central (https://repo.maven.apache.org/maven2): The operation was cancelled.

pom.hml

< 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 http://maven.apache.org/maven-v4_0_0.xsd"> < modelVersion> 4.0.0< /modelVersion> < groupId> com.maven< /groupId> < artifactId> helloworld< /artifactId> < packaging> war< /packaging> < version> 0.0.1-SNAPSHOT< /version> < name> helloworld Maven Webapp< /name> < url> http://maven.apache.org< /url> < dependencies> < dependency> < groupId> junit< /groupId> < artifactId> junit< /artifactId> < version> 3.8.1< /version> < scope> test< /scope> < /dependency> < /dependencies> < build> < finalName> helloworld< /finalName> < /build> < /project>

答案我通过删除本地仓库中相应的下载工件目录失败来修复此问题。这样下次它会自动下载。