We have detected your current browser version is not the latest one. Xilinx.com uses the latest web technologies to bring you the best online experience possible. Please upgrade to a Xilinx.com supported browser:Chrome, Firefox, Internet Explorer 11, Safari. Thank you!

AR# 62331

2014.3 Vivado Placement - Known Issue causing crash on Windows systems during placement phase 5.2.1 related to mult-threading


A known issue has been identified that results in crashes on Windows machines during placement phase 5.2.1.

The problem has been characterized as a race condition related to the use of multi-threading.

The failure can be intermittent.


This problem is currently scheduled to be fixed in the 2014.4 release.

In the meantime the problem can be avoided by setting the following parameter to disable multi-threading during placement:

set_param general.MaxThreads 1

Note: The "Version Found" column lists the version the problem was first discovered.

The problem may also exist in earlier versions, but no specific testing has been performed to verify earlier versions. 
AR# 62331
Date 10/08/2014
Status Active
Type Known Issues
  • Kintex UltraScale
  • Virtex UltraScale
  • Vivado Design Suite - 2014.3
Page Bookmarked