Saving an old configuration leads to "No such file or directory"
When browsing configuration to get a previous one, and saving this previous configuration, we get this error:
[info] Lemonldap::NG::Common::PSGI::Request=HASH(0x372c180)
[debug] Search for portal in conf
[debug] Cfgnum set to 1
[debug] Start routing confs
[info] Lemonldap::NG::Common::PSGI::Request=HASH(0x372ceb8)
[debug] Search for domain in conf
[debug] Cfgnum set to 1
[debug] Start routing confs
[notice] Error 400: [anonymous] No such file or directory