Known Problems and Solutions in Virtuoso Symbolic Placement of Devices
This document describes the known issues with Virtuoso® Symbolic Placement of Devices and suggests the workarounds for these issues. Each issue is identified by a Cadence Change Request (CCR) number.
Unless otherwise stated, the issues described in this document were identified in IC23.1 or an earlier release. For a list of the issues that were fixed in this release, check the README file at downloads.cadence.com.
Related Topics
CCR 1554013 User-defined abutment not preserved in certain SPD commands
Description: Existing user-defined abutments are not preserved when Split Finger, Permute, Generate Chained Device, Stack, Edit Stack, and Check or Update commands are used.
Solution: To work around the issue, select the incorrectly abutted devices, unabut and reabut them using the correct user-defined abutment.
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