'none': The feature is not allowed at all in top-level and nested browsing contexts. This generates a require function that is not parsed by webpack. Share. It is typically supplied as an input into another function. E.g. Click send, You will. The problem was that I was passing an HTML element instead of its value, which is actually what I wanted to do (in fact in my php code I need that value as a foreign key for querying my Then go to postman and use the endpoint localhost:4000/upload with POST method. The feature is not allowed in cross-origin documents for nested browsing contexts. Note that _.pick() and _.omit() both return a copy of the object and don't directly modify the original object. Now I write these code for resolve the problem: $('#sel') .empty() //empty select .append($("