Why does vue-cli import scss twice in components?

Question

Sass

Hello! Don't know why bootstrap scss styles are duplicated three times in the console? I use import only in vue.config.js. vue 2, vue-cli 3

Answer 1

Because the additionalData setting says that you need to add what you wrote to each scss file, namely @import "...";
Here is the same problem, but they reproduced it a little differently (they added the same file with styles in different places with handles. They also write a possible solution and issue of the sass-loader itself - read