Internal Error: Sub-system: CUT, File: /quartus/db/cut/cut_atom_stratixv_legality.cpp, Line: 3351 - Internal Error: Sub-system: CUT, File: /quartus/db/cut/cut_atom_stratixv_legality.cpp, Line: 3351 Description Due to a problem in the Quartus® II software version 13.0 SP1 and earlier, you may see this error if your design has LVDS RX channels that are not connected to a top-level port Resolution To work around this problem, connect the LVDS RX channels to top level ports. This problem is scheduled to generate an error message in a future release of the Quartus II software. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']