For help, and I once SW2019 before installation, a problem but in the end, the installation finished, finally Stard standard failure, just uninstall the plan to reinstall (according to the online tutorial I uninstall, also with everything search, the computer should do not have the registry)
But right point open server_install administrator mode, can not find the specified file (before delete clean before display is unable to start)
Help leaders to help, a lot of days