问题描述：
“No User has been defined for this project. At least one user must be defined”所属产品线：
AVEVA™ Plant SCADA解决方法：
Citect软件7.2及以上版本由于新添加了一些安全功能，所以要求定义的新工程必须建立一个用户，在工程编辑器――系统菜单――用户中建立即可，否则报错误“No User has been defined for this project. At least one user must be defined”！
是否有帮助？
