[Bug]: Failed to load module script: Expected a JavaScript module script but the server responded with a MIME type of "application/octet-stream". Strict MIME type checking is enforced for module scripts per HTML spec.

[kamaludin21]

Platform

Windows

Operating system version

Windows 11 23H2

System architecture

Intel (x86)

Herd Version

1.0.1

PHP Version

8.3.4

Bug description

Error appear when work with javascript library that need MIME type of "application/octet-stream". i have found this issues at my server, it is nginx config problem. the error message appear is:

Failed to load module script: Expected a JavaScript module script but the server responded with a MIME type of "application/octet-stream". Strict MIME type checking is enforced for module scripts per HTML spec.

Steps to reproduce

error when try to load file pdf using library mozilla/pdf.js

Relevant log output

pdf.mjs:1 -> Failed to load module script: Expected a JavaScript module script but the server responded with a MIME type of "application/octet-stream". Strict MIME type checking is enforced for module scripts per HTML spec. 

viewer.mjs:1 -> Failed to load module script: Expected a JavaScript module script but the server responded with a MIME type of "application/octet-stream". Strict MIME type checking is enforced for module scripts per HTML spec.

[mpociot]

Which framework do you use?

[kamaludin21]

thank's for reply,

i try with laravel 11. but, i've solved it by adding mjs type in nginx.conf (.config\herd\config\nginx)

application/javascript js mjs;

this is okay?