Hi, I come back with my CAS authentification. I've dropped files i've created and enabled cas authentification. when i want to log on my account with the cas i've this error HTTP Status 404 - /cgi-bin/koha/opac-user.pl ------------------------------------------------------------------------ *type* Status report *message* _/cgi-bin/koha/opac-user.pl_ *description* _The requested resource (/cgi-bin/koha/opac-user.pl) is not available. _ _ and this url _ _https://cas.ecp.fr/cgi-bin/koha/opac-user.pl?ticket=ST-871433-juck1Kbvu2nNX5... _ In the log, i've found this Use of uninitialized value in concatenation (.) or string at /usr/share/koha/lib/C4/Auth_with_cas.pm line 95, <DATA> line 577 Is it a bug or something else? best regards samuel