Redmine

[2025-11-28T12:14:22.767484 #1] INFO -- : [5b03b4fe-1bdc-4b10-8cf0-36e686d12d58] Started GET "/kanban?updated_within=62&done_within=14&due_date=unspecified&tracker_id=unspecified&user_id=6&group_id=unspecified&project_all=0&version_id=unspecified&cbx=1&open_versions=1&wip_max=2&card_size=normal_estimated_hours&cb_ancestor=1&show_ancestors=1&status_fields%5B1%5D=0&status_fields%5B1%5D=1&status_fields%5B2%5D=0&status_fields%5B2%5D=1&status_fields%5B3%5D=0&status_fields%5B3%5D=1&status_fields%5B4%5D=0&status_fields%5B4%5D=1&status_fields%5B5%5D=0&status_fields%5B5%5D=1&status_fields%5B6%5D=0&status_fields%5B7%5D=0&project_id=wiwiwi&scroll_top=4" for lalala at 2025-11-28 12:14:22 +0000
I, [2025-11-28T12:14:22.771650 #1] INFO -- : [5b03b4fe-1bdc-4b10-8cf0-36e686d12d58] Processing by KanbanController#index as HTML
I, [2025-11-28T12:14:22.771847 #1] INFO -- : [5b03b4fe-1bdc-4b10-8cf0-36e686d12d58] Parameters: {"updated_within" => "62", "done_within" => "14", "due_date" => "unspecified", "tracker_id" => "unspecified", "user_id" => "6", "group_id" => "unspecified", "project_all" => "0", "version_id" => "unspecified", "cbx" => "1", "open_versions" => "1", "wip_max" => "2", "card_size" => "normal_estimated_hours", "cb_ancestor" => "1", "show_ancestors" => "1", "status_fields" => {"1" => "1", "2" => "1", "3" => "1", "4" => "1", "5" => "1", "6" => "0", "7" => "0"}, "project_id" => "winrace", "scroll_top" => "4"}
I, [2025-11-28T12:14:22.785329 #1] INFO -- : [5b03b4fe-1bdc-4b10-8cf0-36e686d12d58] Current user: skrk360 (id=6)
I, [2025-11-28T12:14:23.043152 #1] INFO -- : [5b03b4fe-1bdc-4b10-8cf0-36e686d12d58] Rendered layout layouts/base.html.erb (Duration: 216.6ms | GC: 0.0ms)
I, [2025-11-28T12:14:23.044168 #1] INFO -- : [5b03b4fe-1bdc-4b10-8cf0-36e686d12d58] Completed 200 OK in 272ms (Views: 179.7ms | ActiveRecord: 57.6ms (84 queries, 41 cached) | GC: 0.0ms)
F, [2025-11-28T12:14:23.052184 #1] FATAL -- : [5b03b4fe-1bdc-4b10-8cf0-36e686d12d58]
[5b03b4fe-1bdc-4b10-8cf0-36e686d12d58] ActionDispatch::Cookies::CookieOverflow (_redmine_session cookie overflowed with size 4146 bytes):

Environment:
Redmine version 6.1.0.stable
Ruby version 3.4.7-p58 (2025-10-08) [x86_64-linux]
Rails version 7.2.2.2
Environment production
Database adapter Mysql2
Mailer queue ActiveJob::QueueAdapters::AsyncAdapter
Mailer delivery smtp
Redmine settings:
Redmine theme Alternate
SCM:
Subversion 1.14.2
Mercurial 6.3.2
Bazaar 3.3.2
Git 2.39.5
Filesystem
Redmine plugins:
kanban 0.0.12
redmine_banner 0.3.4
redmine_checklists 3.1.27
redmine_oauth 3.0.6
redmine_telegram_notifications 0.1

The error occurs when working with tasks and kanban from the plugin. The problem appeared with the introduction of the plugin. No one has reported such issues in the plugin's git repository