Re: Get "File mode specification error: (error Invalid pattern)" when opening XML file with RNC schema in nxml

[Stefan Monnier]

> See screenshot: 
> https://www.bang.priv.no/screenshots/Screenshot%20at%202022-11-13%2010-52-49.png
>
> In the messages buffer, I find this:
> Error: (error "Invalid pattern at position 28615 in 
> ~/workspaces/oldalbum/oldalbum.db.liquibase/src/main/resources/oldalbum/dbchangelog-3.9.rnc")
> File mode specification error: (error Invalid pattern)
>
> Does anyone know how to debug this further?

Hmmm... can you use `M-x nxml-mode` manually (after enabling "Options =>
Enter Debugger on Error") to hopefully get a backtrace?

> But now, two years on, the schema no longer works.

Hmm... what has changed on your side?  New version of Emacs?


        Stefan