http://www.netenberg.com/forum/viewtopic.php?t=2480
Please make sure to select "Sourceguardian" in WHM -> Tweak Settings (section "Software"). If that doesn't work:
pico /usr/local/cpanel/3rdparty/etc/php.ini
change:
extension_dir = ./ ;
to
extension_dir = ;
and
;;;;;;;;;;;;;;;;;;;;;; ; Dynamic Extensions ; ;;;;;;;;;;;;;;;;;;;;;;
to
;;;;;;;;;;;;;;;;;;;;;; ; Dynamic Extensions ; extension="/usr/local/cpanel/3rdparty/etc/ixed/ixed.lin.4.3.10.pxp" ;;;;;;;;;;;;;;;;;;;;;;