このエラーメッセージに関する原因と対処に関して説明します。
エラーメッセージ(英語)：
find elements not in array
対処
関連リンク
Javascript algorithm to find elements in array that are not in ...stackoverflow.com/.../javascript-algorithm-to-find-elem...
https://stackoverflow.com/questions/2963281/javascript-algorithm-to-find-elements-in-array-that-are-・・・
JavaScript get elements from an object array that ...
https://stackoverflow.com/questions/50836835/javascript-get-elements-from-an-object-array-that-are-n・・・
Check if an element is present in an array
https://stackoverflow.com/questions/7378228/check-if-an-element-is-present-in-an-array