Manual:$wgMetaNamespace/de

Details
The name of the meta namespace (also known as the project namespace), used for pages regarding the wiki itself. If set to false, the value of  is assumed. An alias for this namespace is "Project". The associated talk namespace is specified by .

Es ist sicherzustellen dass Unterstriche ('_') anstatt von Leerzeichen verwendet werden, da sonst Probleme auftreten. It is however ok to use spaces in.

Beispiel
If you wanted to use a meta namespace of "Project", you would put in :