Internal Error: Sub-system: VPR20KMAIN, File: /quartus/fitter/vpr20k/vpr_common/place_constraints.c, Line: 879

Description

Due to a problem in the Intel® Quartus® Prime Standard Edition Software version 17.0 and earlier, you might see this internal error if your design contains Partial Reconfiguration regions and you violate the global promotion rules stated in Table 4-2 of the Design Planning for Partial Reconfiguration chapter of the Intel Quartus Prime Standard Edition Handbook Volume 1 and  if you violate the global promotion rules given in the Supported Signal Types for Driving Clock Networks in a PR Region section of the Design Planning for Partial Reconfiguration chapter of the Intel Quartus Prime Standard Edition Handbook.

Resolution

To avoid this error, you must adhere to the global promotion rules stated in Table 4-2 of the Design Planning for Partial Reconfiguration chapter of the Intel Quartus Prime Standard Edition Handbook Volume 1.