Software » Web » Redmine plugins » Scrum

Hi,
we use Redmine 5.0.3 and scrum plugin 0.23.0.
I tryd to access 'Calendar' tab, and i get 'Internal error'.
There is in the log:

Started GET "/issues/calendar" for 192.168.1.31 at 2023-04-13 07:48:32 +0200
 Processing by CalendarsController#show as HTML
   Current user: pkedzierski (id=21)
   Rendered calendars/show.html.erb within layouts/base (Duration: 51.8ms | Allocations: 31648)
   Rendered layout layouts/base.html.erb (Duration: 101.0ms | Allocations: 61422)
 Completed 500 Internal Server Error in 9117ms (Views: 81.9ms | ActiveRecord: 8983.6ms | Allocations: 85366)

ArgumentError (wrong number of arguments (given 1, expected 3)):

plugins/scrum/lib/scrum/calendars_controller_patch.rb:19:in `new'
 plugins/scrum/lib/scrum/calendars_controller_patch.rb:19:in `add_sprints'
 lib/redmine/sudo_mode.rb:61:in `sudo_mode'

What can I do?
Please help. Thank you.