Redmine

Hello,
i have this error, when i try to add custom field in issue list

Started GET "/projects/helpdesk/issues?utf8=%E2%9C%93&set_filter=1&sort=id%3Adesc&f%5B%5D=status_id&op%5Bstatus_id%5D=o&f%5B%5D=&c%5B%5D=tracker&c%5B%5D=status&c%5B%5D=author&c%5B%5D=subject&c%5B%5D=assigned_to&c%5B%5D=priority&c%5B%5D=updated_on&c%5B%5D=done_ratio&c%5B%5D=cf_8&group_by=&t%5B%5D=" for 192.168.4.70 at 2018-02-22 10:36:56 +0300
Processing by IssuesController#index as HTML
  Parameters: {"utf8"=>"✓", "set_filter"=>"1", "sort"=>"id:desc", "f"=>["status_id", ""], "op"=>{"status_id"=>"o"}, "c"=>["tracker", "status", "author", "subject", "assigned_to", "priority", "updated_on", "done_ratio", "cf_8"], "group_by"=>"", "t"=>[""], "project_id"=>"helpdesk"}
  Current user: a.sinushin (id=46)
Query::StatementInvalid: PG::SyntaxError: ОШИБКА:  ошибка синтаксиса (примерное положение: ".")
LINE 4: ...                                                     cv.cnt,
                                                                  ^
: SELECT custom_values.*, cv.cnt, cv.field_format FROM "custom_values" INNER JOIN
                                                (
                                                  SELECT cv.id
                                                         cv.cnt,
                                                         cv.field_format
                                                  FROM
                                                  (
                                                    SELECT cv.id,
                                                           cv_m.cnt,
                                                           cf.field_format,
                                                           case when cf.multiple = 't' and cf.acl_trim_multiple = 't' then 1 else 0 end as mlt,
                                                           ROW_NUMBER() OVER (PARTITION BY i.id, cv.custom_field_id, ORDER BY i.id, cv.custom_field_id, cv.id) as row_number
                                                    FROM custom_values cv
                                                         INNER JOIN custom_fields cf on cf.id = cv.custom_field_id
                                                         INNER JOIN issues i on i.id = cv.customized_id
                                                         INNER JOIN (SELECT COUNT(1) as cnt, cv.custom_field_id, cv.customized_id FROM custom_values cv WHERE cv.customized_type = 'Issue' and cv.custom_field_id IN (8) and cv.customized_id IN (1166,1160,1159,1157,1155,1151,1148,923) GROUP BY cv.custom_field_id, cv.customized_id) cv_m on cv_m.custom_field_id = cf.id and cv_m.customized_id = i.id
                                                    WHERE cv.customized_type = 'Issue'
                                                      and cv.custom_field_id IN (8)
                                                      and i.id IN (1166,1160,1159,1157,1155,1151,1148,923)
                                                    ORDER BY i.id, cv.custom_field_id, cv.id
                                                  ) cv
                                                  WHERE cv.mlt = 0 OR cv.row_number <= 3
                                                ) cv on cv.id = custom_values.id  ORDER BY "custom_values"."customized_id" ASC, "custom_values"."custom_field_id" ASC, "custom_values"."id" ASC
  Rendered common/error.html.erb within layouts/base (0.3ms)

How can i patch it?