Failed to execute goal on project xxxxx: Could not resolve dependencies for project com.xxxxx:war:1.9-SNAPSHOT: The following artifacts could not be resolved: com.xxxxx.parent:union-web-parent:war:1.9-SNAPSHOT, com.xxxxx.web.parent:union-web-parent:jar:classes:1.9-SNAPSHOT: Could not find artifact com.xxxxx.web.parent:union-web-parent:waxxxxxr:1.9-SNAPSHOT in xxxxxl-nexus -> [Help 1]
Maven异常：Could not find artifact
原因：忘记了将父工程打包到本地仓库 ，运行聚合工程前记得先将依赖的工程都先Maven install到本地仓库，否则也会出现以上问题