Yast Error

[coolcap]

yast install memcached
//sbin/yast: line 30: //lib/YaST2/bin/yast2-funcs: No such file or directory
//sbin/yast: line 253: set_lang_from_sysconfig: command not found
//sbin/yast: line 282: check_ncurses: command not found
package yast2-qt is not installed
package yast2-gtk is not installed

vi /etc/profile.d/courier-imap.sh

if echo "$MANPATH" | tr ':' '\012' | fgrep -qx //man
then
:
else
MANPATH="//man:$MANPATH"
export MANPATH
PATH="//bin:$PATH"
if test -w /etc
then
PATH="//sbin:$PATH"
fi
export PATH
fi

http://kb.parallels.com/en/6588

I am uncertain what needs to be change.