Facing issue continuously jQuery.Deferred exception:

I have removed all custom code. Still I am facing the following issue.

jQuery.Deferred exception: Cannot set properties of undefined (setting ‘_persistentUIState’) TypeError: Cannot set properties of undefined (setting ‘_persistentUIState’)
at window.WebflowEditor (https://d3e54v103j8qbb.cloudfront.net/gen/js/webflow-editor.516cbc05d25287c11bac.js:1:6471106)