PARTcommunity - 3D & 2D CAD Models - FAQs
Why does PARTadmin asks for 64bit? - catalogs too big for 32bit-app

catalogs >= 1.5 GB cannot be installed via PARTadmin - online (->PSOL 10.0 SP0)

Please use PSOL >= 10.0 SP1 or download catalog *.cip here

http://partupdate.cadenas.de/login/index

and install "offline" with PARTadmin