I did install it via "/install_tcb/..." and it also appears in mod list...

hey

I got a little problem with this mod:

[phpBB Debug] PHP Notice: in file /portal/block/calendar.php on line 48: include_once(./includes/functions_calendar.php) [function.include-once]: failed to open stream: No such file or directory
[phpBB Debug] PHP Notice: in file /portal/block/calendar.php ...