AR# 76539


Vivado ML Edition 2021.x - Known Issues


The Vivado Integrated Design Environment Release Notes and Licensing Guide (UG973), found on, contains installation instructions, system requirements, and other general information.

This Known Issues Answer Record is a supplement to the release notes documentation and contains links to information on known issues in the design tools that might be resolved in future versions.


Vivado ML Edition 2021.1 is now available for download:

  • Improved performance with ML-based algorithms
  • Block Design Containers now in production
  • Introducing Vivado store
  • Intelligent Design Runs for automatic timing closure
  • DFX for Versal now available

Production Devices:

  • Versal AI Core Series: - XCVC1902 and XCVC1802
  • Versal Prime Series: - XCVM1802
  • Virtex UltraScale+ HBM device: XCVU57P

Vivado 2021.1 Known Issues:


(Xilinx Answer 76517) License management tool upgraded to Flexlm
(Xilinx Answer 76616) Vitis 2021.1 - Install - Install hangs on Ubuntu 20.04
(Xilinx Answer 76585) Vivado 2020.x - couldn't load file "": cannot open shared object file: No such file or directory


Vivado 2021.1 Resolved Issues:


(Xilinx Answer 72335) WARN : Failed to create the hard link


Xilinx Forums:

Please seek technical support via the Install and Licensing Forum Board. The Xilinx Forums are a great resource for technical support.

The entire Xilinx Community is available to help here, and you can ask questions and collaborate with Xilinx experts to get the solutions you need.

AR# 76539
日期 06/21/2021
状态 Active
Type 综合文章
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