This is quite often to do with file paths in the config.pro. If proE cannot find the paths / files it needs, then it will slow at install and take an age.
Also, check that your trail files are not being created accross the network, but in a temp folder specified in your config.pro file. Ideally...
Wildfire / 2002 is the next version of Pro/Engineer.
The Latest current version is 2001 with the date code 2002180. these date codes are constantly changing, so check regularly on www.ptc.com.
[pc3] James Harbidge
Applications Engineer
RAND Worldwide
jharbidge@rand.com