Article ID: 000077836 Content Type: Troubleshooting Last Reviewed: 01/01/2015

Why Nios II Sof2flash failed to generate flash file for Cyclone II?


  • Quartus® II Subscription Edition
  • Nios® II Processor
    Description Due to a problem in the Quartus® II software version 12.1SP1,  the NIOS® II sof2flash utility is not able to generate a flash file from a Cyclone® II .SOF file.

    A patch is available to fix this problem for the Quartus II software version 12.1SP1. 

    You must either have previously installed the Quartus II 12.1 SP1 software or must install the Quartus II 12.1 SP1 software before installing this patch. Otherwise, the patch will not be installed correctly and the Quartus II software will not run properly.

    Download and install the appropriate patch from the links below, then re-runthe sof2flash for Cyclone II design.

    This problem is fixed for the Quartus® II software version 13.0 and later.

    Related Products

    This article applies to 1 products

    Cyclone® II FPGA