教程地址:1,[链接]2,[链接]执行到systemctl start lfd这一步出现了错误:Job for lfd.service failed because a fatal signal was delivered to the control process. See "systemctl status lfd.service" and "journalctl -xe" for details.然后我输入:systemctl status lfd.service 出现的错误提示:`lfd.service ...
XMLHttpRequest cannot load [链接] No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin '[链接]' is therefore not allowed access.
请教大家一个问题,项目是基于yii写的,我在controllers目录下的DemoController类中使用了一个Service类, 这个类位于commonserviceService这个命名空间中,运行时提示 Class 'commonserviceService' not found ,引用的命名空间是正确的就是提示找不到,这个Service我是从另外一个基于yii的项目中拷贝过来的。谢谢!