Due to a problem in the Intel® Quartus® Prime Pro Edition software version 19.1, you may see this error during the fitter stage for designs targeting Intel® Stratix® 10 FPGAs.
Device Family: Intel® Stratix® 10
Intel Software: Quartus Prime Pro
Last Modified: October 16, 2019
Version Found: v19.1
Version Fixed: v19.3
Bug ID: 1807483190