Error (11176): Alt_sld_fab.splitter: Port ir_in_0 is not fully defined after elaboration - Error (11176): Alt_sld_fab.splitter: Port ir_in_0 is not fully defined after elaboration Description Due to a problem in the Quartus® II software version 14.1 and later, you may see this error in designs that include a Quartus II Exported Partition File ( .qxp ) Resolution To work around this problem, create a text file named quartus.ini in your project folder and add the following command: sci_use_legacy_sld_flow=on This problem is scheduled to be fixed in a future release of the Quartus II software. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['FPGA Dev Tools Quartus II Software'] novalue 14.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']