Steps to replicate the issue (include links if applicable):
- Go to https://de.wikipedia.org/wiki/Spezial:MathStatus
- Custom TeX input: \ce{H20}
- Type of the input: tex
What happens?:
Fatal error of type „MediaWiki\Extension\Math\InvalidTeXException“
What should have happened instead?:
Software version (skip for WMF-hosted wikis like Wikipedia):
Other information (browser name/version, screenshots, etc.):