Internal Error: Sub-system: A2C, File: /quartus/h/a2c_directives_sys.h, Line: 589

Description

Due to a problem in Intel® Quartus® Prime Standard Edition version 16.0 update 1 or later, you may see this error when a corrupted report being called in Chip Planner.

Resolution

To work around this problem, go to Report Pane in Chip Planner and delete all the reports under the context menu.

This problem is fixed beginning with Intel Quartus Prime Standard Edition software version 16.1 Update 2.