Error (20783): Open Drain option is set to 'ON' for pin [pin name], but the setting is not supported by I/O standard 1.2‑V. File: [location] - Error (20783): Open Drain option is set to 'ON' for pin [pin name], but the setting is not supported by I/O standard 1.2‑V. File: [location] Description Due to a known issue in Quartus® Prime Pro Edition version 25.3.1, designs targeting Agilex™ 7 FPGA M‑Series devices that enable the open‑drain feature on bidirectional pins may produce the following error during compilation: Error (20783): Open Drain option is set to 'ON' for pin [pin name], but the setting is not supported by I/O standard 1.2‑V. File: [location ] Resolution To fix this problem in Quartus® Prime Pro software version 25.3.1, install patch 1.13 below for the correct OS (Operating System) Linux: quartus-25.3.1-1.13-linux.run Windows: quartus-25.3.1-1.13-windows.exe Custom Fields values: ['novalue'] Troubleshooting 18044153128 novalue ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] novalue 25.3.1 ['Agilex™ 7 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']