WHM ROOT >> Server Setup >> Tweak Settings >> Software >> Loader to use for internal cPanel PHP (Use oldsourceguardian for version 1.x and 2.x) >> Select oldsourceguardian
MediaLayer, LLC - www.medialayer.comLearn how we can make your website load faster, translating to better conversion rates for your business!
The pioneers of optimized web hosting, featuring LiteSpeed Web Server & SSD Storage - Celebrating 10 Years in Business
the latest release of fantastico now uses _only_ ioncube so, you can set whatever you want to set in the tweaks as stated earlier and it will not affect fantastico as it uses its own set of ioncube loaders.
as long as you have installed your fantastico in the default folders, there should be no problem.