Due to a problem in the Intel® Quartus® Prime Pro Edition software version 18.0, you may see this error when running the Fast Forward Timing Recommendations.
Device Family: Intel® Stratix® 10
Intel Software: Quartus Prime Pro
Last Modified: July 03, 2018
Version Found: v18.0
Version Fixed: v18.0 Update 1
Bug ID: FB: 567491;