This page contains answers to frequently asked questions and problems.
The incoming front-office server asks the back-office server to serve it the pages of the http://XXXX:YYYY/ZZZZ site, but the back-office server replies that it does not manage this site: the list of Url sites managed by the back-office is accessible aturl of the back-office _sites.xml (for example http://monserveur.com/cms/_sites.xml).
This problem is due to an incorrect setting of the site'surl : theurl set is different from theurl used. See the documentation for the "Url" parameter in site configuration.
Several problems can lead to this error: