Problem with httaceces?

Question

MODX

The site crashed several times, white screen, error 500
The following errors are present in the error log:

Apr 24 19:02:16 libertas apache_error: [Mon Apr 24 19:02:16.958512 2017] [core:alert] [pid 20370] [client 92.53.115.234:34962] /home/c/ct75268/rem-kuppersbusch.ru/public_html/.htaccess: RewriteRule: cannot compile regular expression '^([0-9]+)\\/([^\\d\\/]+)([0-9]+)%[0-9]+.*%[0-9]+\\([0-9]+,[0-9]+\\)=\\(.**.*\\(.*%[0-9]+.*_.*\\(([0-9]+)H(.*)R\\([0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+\\),[0-9]+\\),.*_.*\\(([0-9]+)H(.*)R\\([0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+,[0-9]+\\),[0-9]+\\)\\).*\\)%[0-9]+--%[0-9]+.*%[0-9]+%[0-9]+([0-9]+)[0-9]+$', referer: http://rem-kuppersbusch.ru/

https://yadi.sk/d/fr85q6Q33HMFEo content htacces
site on ModX

Answer 1

and it is possible an example of these urls actually?
and what should go where and why?
really weird redirect.