In rails 5.2.2, redmine4.0.1 , it's report errors: NoMethodError: undefined method `alias_method_chain' for ApplicationHelper:Module

[shiqiangguo]

My environment's info :
$ ruby -v
ruby 2.6.1p33 (2019-01-30 revision 66950) [x86_64-linux]
$ rails -v
Rails 5.2.2
$ bundle version
Bundler version 2.0.1 (2019-01-04 commit d7ad2192f)
$ gem -v
3.0.1
$ mysql
Server version: 5.7.25 MySQL Community Server (GPL)
mysql >

$ bundle exec rake convert_textile_to_markdown RAILS_ENV=production
(in /usr/local/redmine-4.0.1)
rake aborted!
NoMethodError: undefined method alias_method_chain' for ApplicationHelper:Module Did you mean? alias_method /usr/local/redmine-4.0.1/plugins/bestest_markdown_editor/lib/bestest_markdown_editor/patches/application_helper_patch.rb:10:in block in included'
/usr/local/redmine-4.0.1/plugins/bestest_markdown_editor/lib/bestest_markdown_editor/patches/application_helper_patch.rb:8:in class_eval' /usr/local/redmine-4.0.1/plugins/bestest_markdown_editor/lib/bestest_markdown_editor/patches/application_helper_patch.rb:8:in included'
/usr/local/redmine-4.0.1/plugins/bestest_markdown_editor/lib/bestest_markdown_editor/patches/application_helper_patch.rb:34:in include' /usr/local/redmine-4.0.1/plugins/bestest_markdown_editor/lib/bestest_markdown_editor/patches/application_helper_patch.rb:34:in <top (required)>'
/usr/local/redmine-4.0.1/plugins/bestest_markdown_editor/init.rb:1:in <top (required)>' /usr/local/redmine-4.0.1/lib/redmine/plugin.rb:173:in block in load'
/usr/local/redmine-4.0.1/lib/redmine/plugin.rb:164:in each' /usr/local/redmine-4.0.1/lib/redmine/plugin.rb:164:in load'
/usr/local/redmine-4.0.1/config/initializers/30-redmine.rb:21:in <top (required)>' /usr/local/redmine-4.0.1/config/environment.rb:14:in <top (required)>'
/usr/local/bin/bundle:23:in load' /usr/local/bin/bundle:23:in

'
Tasks: TOP => convert_textile_to_markdown => environment
(See full trace by running task with --trace)

[cowrycoin]

Hi shiqiangguo,

looks like this app is not compatible with redmine 4.0 yet.

Did you solved this topic. Maybe you can help me or you made a patch?

[jankokert]

I tried it with Redmine 4.2 and I get the same error. Please can someone fix that bug? The plugin is exactly what I need!