TEMPLATE ERROR

Message: Unable to find template "about-static-page-ru.html" (looked into: /home/c/cb23028/la2fun/public_html/template/KnightDesert, /home/c/cb23028/la2fun/public_html/custom/plugins, /home/c/cb23028/la2fun/public_html/src/component/plugins) in "about-static-page.html" at line 2.
File: /home/c/cb23028/la2fun/public_html/vendor/twig/twig/src/Loader/FilesystemLoader.php
Line: 227
Code: throw new LoaderError($this->errorCache[$name]);