Hi, I had the same problem. Check your php.ini config and add the following: extension=classkit.so It worked for me! G. Original Message----- From: serusers-bounces(a)iptel.org [mailto:serusers-bounces@lists.iptel.org]On Behalf Of GeoTel Sent: 12 July 2005 06:29 To: serusers(a)lists.iptel.org Subject: [Serusers] Try install Classkit extension Dear team, Still having the same problem with classkit, same error: "Function aggregate_methods() doesn't exists. "Try" install Classkit extension...." yet, pear install OK Installing '/var/tmp/pear-build-root/install-classkit-0.4//usr/local/lib/php/extensions /no-debug-non-zts-20041030/classkit.so' install ok: classkit 0.4 and "php.ini" ...................................... ; Directory in which the loadable extensions (modules) reside. extension_dir = "/usr/local/lib/php/extensions/" extension=classkit.so Any info, Thanks George