Due to a problem in the Intel® Quartus® Prime Pro Edition software version 17.1 Update 1 and later, you may see this internal error during fit stage. This problem only occurs when targetting Intel® Stratix® 10 devices.
Device Family: Intel® Stratix® 10
Intel Software: Quartus Prime Pro
Last Modified: June 04, 2019
Version Found: v17.1
Bug ID: 1507028560