IBM Z Development and Test Environment (ZD&T) V12.0.3 is now generally available.
Please check out this blog for more information: https://developer.ibm.com/mainframe/2019/04/30/announcing-ibm-z-development-and-test-environment-v12-0-3-release/
For more information and to keep up with the latest updates, please visit the Fix List page: https://www-01.ibm.com/support/docview.wss?uid=swg27044017