mvn clean package 就报错了
Some problems were encountered while processing the POMs
能提供下maven的settings.xml吗
请发下报错信息

Failed to execute goal on project dubbo-samples-rest: Could not resolve dependencies for project org.apache.dubbo:dubbo-samples-rest:war:1.0-SNAPSHOT: The following artifacts could not be resolved: org.codehaus.jackson:jackson-core-asl:jar:1.9.13.redhat-00007, org.codehaus.jackson:jackson-mapper-asl:jar:1.9.13.redhat-00007, org.codehaus.jackson:jackson-jaxrs:jar:1.9.13.redhat-00007, org.codehaus.jackson:jackson-xc:jar:1.9.13.redhat-00007: org.codehaus.jackson:jackson-core-asl:jar:1.9.13.redhat-00007 was not found in .... during a previous attempt. This failure was cached in the local repository and resolution is not reattempted until the update interval of nexus-aliyun has elapsed or updates are forced -> [Help 1]

这个一般是maven配置有问题