Xilinx recommends applying the 2020.2.1 (Update 1) patch to resolve several issues, particularly those related to device support and IP.
: This subsequent update included further device support and bug fixes. Users experiencing stability issues should verify they are on at least this version. xilinx vivado 20202 fixed
While full support came later, 2020.2 provided preliminary fixes for AI Engine simulation mismatches—specifically, fixing a data type conversion error between the AI Engine API and the RTL simulation model. Xilinx recommends applying the 2020