Error (12077): Node instance "auto_hub" instantiated with unknown parameter "BROADCAST_FEATURE" Error (12154): Can't elaborate inferred hierarchy "sld_hub:auto_hub" - Error (12077): Node instance "auto_hub" instantiated with unknown parameter "BROADCAST_FEATURE" Error (12154): Can't elaborate inferred hierarchy "sld_hub:auto_hub" Description You may see these errors during Analysis & Synthesis after upgrading your design to a newer version of the Quartus® II software. These errors may occur if the megafunctions directory was included when archiving the Quartus II project. These errors can occur for any megafunction with the prefix sld_ . Resolution To avoid this issue, remove the megafunctions directory from the Quartus II archive. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 12.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']