The latest release of CA Easytrieve release 6.3 0102 supports and is certified for z/VSE 6.2.
Please see this matrix:
How may release 6.3 0102 be downloaded?
Release : 6.3 0102
Component : CA Easytrieve Plus Report Generator - VSE
The latest supported release of CA Easytrieve VSE 6.3 0102 is certified with z/VSE 6.2.
To download it, please go under Support Online, sign in, go under 'Download Management' and select:
CA Easytrieve Report Generator VSE
The instructions are in the Getting Started Guide for rel 6.4,chapter 3.