Q: Assertion Failed: '@dropdown.isOpen' is not a valid path Getting this error when trying to run a web app built in ember:

Template Compiler Error (broccoli-persistent-filter:TemplateCompiler) in ember-basic-dropdown/templates/components/basic-dropdown-content.hbs

Assertion Failed: '@dropdown.isOpen' is not a valid path. ('ember-basic-dropdown/templates/components/basic-dropdown-content.hbs' @ L2:C6) 


Using:


*

*ember-cli: 2.18.2

*node: 10.15.2

*os: linux x64

*ember-basic-dropdown: 5.8.0


Full Error Log

A: Look at this page
https://github.com/cibernox/ember-basic-dropdown/issues/485
This will give you an answer. You need to update the latest CLI version.
