I am not able to understand this error. Can anyone please help me understand what this problem is and possible reasons why I am getting it.
 Thank You.


Traceback:
TypeError: Cannot read property 'is_action_enabled' of undefined
    at Engine.eval (eval at _render (http://localhost:8069/web/content/645-7428de2/web.assets_common.js:4422:73), <anonymous>:13:26)
    at Engine._render (http://localhost:8069/web/content/645-7428de2/web.assets_common.js:4421:296)
    at Engine.render (http://localhost:8069/web/content/645-7428de2/web.assets_common.js:4421:151)
    at Engine._render (http://localhost:8069/web/content/645-7428de2/web.assets_common.js:4425:57)
    at Engine.render (http://localhost:8069/web/content/645-7428de2/web.assets_common.js:4421:151)
    at Class._render (http://localhost:8069/web/content/831-5ef0b1a/web.assets_backend.js:2480:561)
    at Class.start (http://localhost:8069/web/content/831-5ef0b1a/web.assets_backend.js:2472:1273)
    at Class.prototype.<computed> [as start] (http://localhost:8069/web/content/645-7428de2/web.assets_common.js:4614:488)
    at http://localhost:8069/web/content/645-7428de2/web.assets_common.js:4942:52
    at async Promise.all (index 0)