运行后没反应，控制台也没有弹出来，在build里看到的报错如图，本来以为是scala写的不对，试了个hello world也没跑起来，同样的报错，应该是项目哪里配置有问题[INFO] Scanning for projects...[ERROR] [ERROR] Could not find the selected project in the reactor: cn.itcast:crawler @ [ERROR] Could not find the selected project in the reactor: cn.itcast:crawler -> [Help 1][ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.[ERROR] Re-run Maven using the -X switch to enable full debug logging.[ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles:[ERROR] [Help 1] http://cwiki.apache.org/confl...