install Shoutcast Server - ERROR

I have a problem to install Shoutcast Server - Manager  and this errors

Notice: Undefined offset: 1 in /usr/local/cwpsrv/htdocs/resources/admin/include/functions.php(1) : eval()'d code(1) : eval()'d code on line 15

Notice: Undefined offset: 2 in /usr/local/cwpsrv/htdocs/resources/admin/include/functions.php(1) : eval()'d code(1) : eval()'d code on line 15

Warning: shell_exec(): Unable to execute '/usr/sbin/userdel -r shoutcast' in /usr/local/cwpsrv/htdocs/resources/admin/include/functions.php(1) : eval()'d code(1) : eval()'d code on line 1
--> User shoutcast still exist, removing user shoutcast failed! You need to Stop All Servers!!!

Warning: shell_exec(): Unable to execute 'ls -l /home/shoutcast| awk '{print $9}'' in /usr/local/cwpsrv/htdocs/resources/admin/include/functions.php(1) : eval()'d code(1) : eval()'d code on line 1


THX for your Hel

is this kind of error only visible on the shoutcast module site and what kind of system arch are you running 32/64 bit ?