Plugin com.google.code.maven-svn-revision-number-plugin:svn-revision-number-maven-plugin:1.13 or one of its dependencies could not be resolved: Cannot access nexus-all (http://192.168.4.119:8081/nexus/content/groups/public) in offline mode and the artifact com.google.code.maven-svn-revision-number-plugin:svn-revision-number-maven-plugin:jar:1.13 has not been downloaded from it before. -> [Help 1]
原因是intellij IDEA14 默认为offline模式，进入Settings，把Work offline的勾去除即可。
原文链接：https://blog.csdn.net/lisq037/java/article/details/43935165