pyqt5-tools 使用qtdesigner错误-This application failed to start because no Qt platform plugin could be i.
运行designer.exe文件保错ThisapplicationfailedtostartbecauseitcouldnotfindorloadtheQtplatformplugin"windows"in“”,Availableplatformpluginsare:minimal,offscreen,windows.Reinstallingtheapplicationmayfixthisprob