> hi, i found it myself.
> If you have problems with this look if you have php4-apc installed. After removing of it, evrything moves fine!
> P.S. php4-apc is a caching system for php4 pages on the web server.
Glad you got it sorted!
We do use some php cache on some Tiki Sites and the page TikiBoosting might give you some clues for getting your cache working with the TikiWiki package.