Issue recurring

Hi.
I am using your wonderful plugin.Bbut if you use Issue recurring with others pluging i getting error:

I, [2022-11-25T17:39:21.715821 #7] INFO -- : Completed 500 Internal Server Error in 11ms (ActiveRecord: 4.6ms)
F, [2022-11-25T17:39:21.716232 #7] FATAL -- :
F, [2022-11-25T17:39:21.716284 #7] FATAL -- : NoMethodError (undefined method `recurrences' for nil:NilClass):
F, [2022-11-25T17:39:21.716317 #7] FATAL -- :
F, [2022-11-25T17:39:21.716360 #7] FATAL -- : plugins/issue_recurring/lib/issue_recurring/issues_controller_patch.rb:9:in `prepare_recurrences'
lib/redmine/sudo_mode.rb:61:in `sudo_mode'
plugins/redmine_dmsf/lib/redmine_dmsf/webdav/custom_middleware.rb:54:in `call'

i use version:
Environment:
Redmine version 4.2.7.stable
Ruby version 2.7.6-p219 (2022-04-12) [x86_64-linux]
Rails version 5.2.8
issue_recurring 1.7

this problem emerge with

Redmine People plugin (Light version)
This is a plugin for managing Redmine users
http://redmineup.com/pages/plugins/people

or
Redmine Rt plugin
Redmine plugin for realtime features
https://github.com/MayamaTakeshi/redmine_rt

can you help me with this problem?