Aaron, The HExxxxxx.dmf is E1 code. Are you flashing an E1 Hiper DSP NAC? You will see this error if you try to flash a T1 NAC with E1 code. Hope this helps. Regards, David Dataheart <lists@dataheart.net> on 08/25/99 08:51:02 PM Please respond to usr-tc@lists.xmission.com Sent by: Dataheart <lists@dataheart.net> To: usr-tc@lists.xmission.com cc: (David Bachta/MW/US/3Com) Subject: (usr-tc) Problem with SDL-2 Download Howdy, I have just downloaded the he020060.dmf DSP code to my HiPer DSP Card with T1/E1 DSP Nic and after the SDL-2 is done and the code is booted I get the error, "FATAL ERROR: HW/SW Conflict" Whats going on? Thanks, Aaron - To unsubscribe to usr-tc, send an email to "majordomo@xmission.com" with "unsubscribe usr-tc" in the body of the message. For information on digests or retrieving files and old messages send "help" to the same address. Do not use quotes in your message. - To unsubscribe to usr-tc, send an email to "majordomo@xmission.com" with "unsubscribe usr-tc" in the body of the message. For information on digests or retrieving files and old messages send "help" to the same address. Do not use quotes in your message.