MediaWiki:Apierror-multival-only-one-of

From OneM2M-Hackathon-Dallas-2018

Only one of $2 is allowed for parameter $1.

Retrieved from "https://wiki.plugtests.net/oneM2M-Hackathon-Dallas-2018/index.php?title=MediaWiki:Apierror-multival-only-one-of"