Steps to replicate the issue (include links if applicable):
- Create a new module page (Modul:Hlist) on bewwiki
- Copy content from (Module:Hlist) on enwiki to that new module page
- Save
What happens?:
- Lua error at line 1: unexpected symbol near '{'.
What should have happened instead?:
- The page can be saved normally
Software version (on Special:Version page; skip for WMF-hosted wikis like Wikipedia):
1.43.0-wmf.5
Other information (browser name/version, screenshots, etc.):
Similar behavior could also be observed on the other module's page. (for example : Module:Infobox styles.css)

