Some Vista users have reported problems that have been addressed in this version.
The new SQL Server database for VLXE is now included

This version contains minor updates and some bug fixed.
The Oil and Gas module has been improved so more output is provided to the user.
The fitting window now displays the step taken in each parameter.
The user can now defined up to 200 association sites using the custom scheme.

A number of important upgrades are included in version 2.5.
Most important are:
Allows any number of project sheets
GUI to fitting routine has been updated
Characterization has been improved: Data are now read from a project sheet
CPA is implemented including CR1 and ECR mixing rules.
User defined association scheme allowed
And much more.