我在安装时收到以下错误；我正在尝试通过 :8447 网络端口安装 Plesk。初次尝试时安装确实失败。服务器已重新启动并进行了以下尝试。 还删除了安装程序并再次下载。相同的错误：
===> Performing safe prep-install database actions
Trying to start service mysql... /usr/sbin/mysqld (pid 1688) is running...
done
Trying to establish test connection... connected
done
===> Installing psa database
Trying to find psa database... DATABASE ERROR!!!
Database psa found, but version undefined
ERROR while trying to find
psa
database
Check the error reason (see log file: /var/log/plesk/install/plesk_18.0.31_installation.log), fix and try again
***** problem report *****
ERROR while trying to find
psa
database
Launching component and product checkers...
Downloading file report-update: 0%
Downloading file report-update: 100% was finished.
Downloading file pool/PSA_18.0.31_4506/examiners/py_launcher.sh: 0%
Downloading file pool/PSA_18.0.31_4506/examiners/py_launcher.sh: 100% was finished.
Error: An error occurred during performing of installation PREP actions (see log for details). Installation was rolled back.
Warning! Not all packages were installed.
Please check if your system services are operable.
Please resolve this issue and try to install the packages again.
Visit https://support.plesk.com/ to search for a solution.
任何帮助都会很棒。
日志