Even with the fixes in 2020.2, installation can be tricky. Here is a community-sourced checklist to ensure your environment is robust.
Vivado 2020.2 was built for older OS versions like Ubuntu 18.04 / 20.04 and Windows 10 (versions up to 20H2). Running it on newer distributions requires specific workarounds. Ubuntu 22.04 / 24.04 LTS Fixes xilinx vivado 20202 fixed
Troubleshooting and Optimizing Your FPGA Workflow: How to Get Xilinx Vivado 2020.2 Fixed Even with the fixes in 2020
This issue stems from Simultaneous Multi-Threading (SMT) interactions with older motherboard BIOS versions. Update your motherboard's BIOS to the latest version incorporating the updated AGESA firmware. Alternatively, limit Vivado's thread consumption inside the Tcl console by running: set_param general.maxThreads 4 Use code with caution. 3. Resolving Linux OS and Installer Hangs On Ubuntu 20.04 LTS
It is notoriously picky with Linux distributions. On Ubuntu 20.04 LTS, for example, it often requires manually installing older libraries like libncurses5 and libtinfo5 to prevent the installer from hanging. Final Verdict