Why does Configuration via Protocol (CvP) update fail on Intel Agilex® 7 devices when accessing flash through the Mailbox Client Intel® FPGA IP before performing a CvP update? - Why does Configuration via Protocol (CvP) update fail on Intel Agilex® 7 devices when accessing flash through the Mailbox Client Intel® FPGA IP before performing a CvP update? Description Due to a problem in the Intel® Quartus® Prime Pro Edition Software version 22.1 and earlier, Configuration via Protocol (CvP) update in Intel Agilex® 7 devices will fail if you access flash through the Mailbox Client Intel® FPGA IP before performing a CvP update. Resolution To fix this problem in the Intel® Quartus® Prime Pro Edition Software version 21.4, download and install the following patch : Intel® Quartus® Prime Pro Edition Software version 21.4 Patch 0.49 for Linux (.run) Intel® Quartus® Prime Pro Edition Software version 21.4 Patch 0.49 for windows (.exe) Readme for Intel® Quartus® Prime Pro Edition Software version 21.4 Patch 0.49 (.txt) If you require a patch for other Intel® Quartus® Prime Pro Edition Software versions, contact Intel® Premier Support. Custom Fields values: ['novalue'] Troubleshooting 15011190663 False ['novalue'] ['FPGA Dev Tools Quartus® Prime Software Pro'] 22.2 21.4 ['Agilex™ 7 FPGAs and SoCs'] ['novalue'] ['novalue'] ['novalue']