Why do I see an occasional system hang during reconfiguration of Intel® Stratix® 10 devices using the Intel® Quartus® Prime Pro Edition Software versions 18.1.1 - 19.3?

Due to a problem in the SDM Firmware in the Intel® Quartus® Prime Pro Edition Software versions 18.1.1 - 19.3, a system hang may occur during the reconfiguration flow of the Intel® Stratix® 10 device. 

This problem is resolved in the Intel® Quartus® Prime Pro Edition Software version 20.1.

A patch is available to fix this problem for the Intel® Quartus® Prime Pro Edition Software version 19.3.  Download and install  the patch from the appropriate link below:

Download patch  for Windows  quartus-19.3-0.77fw-windows.exe 

Download patch  for Linux quartus-19.3-0.77fw-linux.run  

Download the Readme for patch quartus-19.3-0.77fw-readme.txt