Internal Error: Sub-system: CCLK, File: /quartus/periph/cclk/cclk_postproc.cpp, Line: 1779

Description

Due to a problem in the Quartus® II software version 14.1 Update 1 and earlier, you may see this Internal Error when targetting Arria® 10 devices.

Resolution

This problem has been fixed beginning with version 15.0 of the Quartus II software.