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)：
why does not have bytecode
対処
関連リンク
Why is JavaScript not compiled to bytecode before sending over the ...softwareengineering.stackexchange.com/.../why-is-javas...
https://softwareengineering.stackexchange.com/questions/402250/why-is-javascript-not-compiled-to-byt・・・
How is Javascript translated to bytecode? - Stack Overflowstackoverflow.com/.../how-is-javascript-translated-to-by...
https://stackoverflow.com/questions/8819846/how-is-javascript-translated-to-bytecode
Why do almost all OO languages compile to bytecode?
https://stackoverflow.com/questions/3955371/why-do-almost-all-oo-languages-compile-to-bytecode