undefined method `assets_languages=' for Ckeditor:Module (NoMethodError) Did you mean? asset_path=

[SumraYasmin]

ckeditor-5.1.1
ruby 2.70
rails 5.2.8.1

[anantamurti]

As of this ticket #841, if you don't really need to use v5.x.x I suggest you use the v4.2.2