Issue link: https://resources.pcb.cadence.com/i/1180190
Migration Guide for Allegro Platform Products Core Allegro Platform Back-End Products October 2019 79 Product Version 17.4-2019 © 1999-2019 All Rights Reserved. ❑ iges_out ■ Following commands have been removed: ❑ define lyrstack ❑ define embedded layer ❑ unused pads Removed Features ■ Duplicate view files with long file name options are no longer supported. For example, drc_rep_view.txt has been eliminated but drc_rep.txt continues to exist. ■ The old_reports command and the environment variable allegro_old_report that enables the old report style in the report batch program have been removed. ■ The old Valor ODB++ interfaces for 13.5 and 14.x compatibility is not supported. Only the 15.0 Valor-supplied interface is supported. ■ SCALD Import Logic is no longer supported. ■ The insight place parameter record (pl_ins_parm.h) is obsolete and is not supported. ■ The gloss option Dielectric generation has been discontinued. ■ VIAS_ALLOWED property has been updated to only allow vias without a keepout. A new property PINS_ALLOWED has been added. ■ NC Legend parameter file now supports several records from the default-unit .dlt file. For example, total drill count. ■ All via structures created and defined in releases earlier than 17.x are not supported or available with the changed via structure commands. Via structures created using earlier releases are only available during create fanout. ■ Import – Translator – OrCAD Layout is not available in 17.4-2019 release. ■ The screen capture command (capture image) is no longer supported in 17.4-2019. Constraint Manager Changes in Constraint Manager 17.x are as follows: