Can't determine what warnings mean

I see these warnings in Chrome when I am running an android application while in F12 mode.

Can someone tell me what these warnings are?
Should I worry about them?
Thanks.

DevTools failed to load SourceMap: Could not load content for http://127.0.0.1:50891/MyApp/toolbox/bs4/dist/js/bootstrap.bundle.min.js.map: HTTP error: status code 404, net::ERR_HTTP_RESPONSE_CODE_FAILURE

DevTools failed to load SourceMap: Could not load content for http://127.0.0.1:50891/MyApp/toolbox/bs4/dist/css/bootstrap.min.css.map: HTTP error: status code 404, net::ERR_HTTP_RESPONSE_CODE_FAILURE

You can ignore these:

https://blog.appstudio.dev/2013/08/chrome-cant-find-query-min-map/