[Sat Sep 25 11:25:15.982569 2021] [negotiation:error] [pid 28723] [client 93.158.91.187:63025] AH00690: no acceptable variant: /var/www/apache2/error/HTTP_NOT_FOUND.html.var
[Sat Sep 25 11:25:16.057036 2021] [negotiation:error] [pid 28724] [client 93.158.91.193:48995] AH00690: no acceptable variant: /var/www/apache2/error/HTTP_NOT_FOUND.html.var
[Sat Sep 25 11:25:16.134576 2021] [negotiation:error] [pid 28971] [client 93.158.91.214:5037] AH00690: no acceptable variant: /var/www/apache2/error/HTTP_NOT_FOUND.html.var