Error: CONF_DONE pin failed to go high in device <number> - Error: CONF_DONE pin failed to go high in device <number> Description You may receive the following error if you are trying to program an engineering sample (ES) programming file into a Stratix® IV or Arria® II GX production device. The programming files for ES devices and production devices are not compatible. You will need to regenerate programming files for production devices if you have originally targeted an ES device in the Quartus® II software. Related Articles Error (209014): CONF_DONE pin failed to go high in device 1 Are Stratix IV and Arria II GX engineering sample (ES) devices programming files compatible with production devices? Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Arria® II GX FPGA', 'Stratix® IV E FPGA', 'Stratix® IV GT FPGA', 'Stratix® IV GX FPGA'] ['novalue'] ['novalue'] ['novalue']