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https://ixnfo.com/en/solution-syntax-error-on-line-80-of-etc-apache2-apache2-conf-defaultruntimedir-must-be-a-valid-directory-absolute-or-relative-to-serverroot.html
Solution Syntax error on line 80 of /etc/apache2/apache2.conf: DefaultRuntimeDir must be a valid directory, absolute or relative to ServerRoot