Help req with Segmentation fault

Discussion in 'Cadence' started by Kumar Yelamarthi, Jul 14, 2003.

  1. Hi,
    I am a newbie trying to work on Cadence Virtuoso Layout and came
    across a problem which I am not able to fix.
    I thought some of you might be able to help me in this regard.
    The following are the steps I had gone through.

    Initially I had came across a message when trying to do parasitic
    extraction which said "Terminating Execution" due to unavailability
    of "ams.env" file and so we had created a blank file with the name
    "ams.env" and try to run it again and came across the below problem.

    Error: Segmentation Fault

    Steps Followed:

    1. Started ICFB.
    2. Created a small inverter design in Cadence Virtuoso Layout
    3. Clicked on Verify --> DRC --> Set Switches --> All -->OK -->OK
    DRC completed without anysort of error or warning messages.
    4. Clicked on Verify --> Extract --> Set Switches -->
    RCParasitics-->OK -->OK
    Once clicked on OK, it runs for a couple of seconds and shows the
    below
    message"

    ________________________________________________________________________________

    Cellview (Inverter_t1 extracted) from lib (trials_07_11_03) is
    saved in the panic file
    (/nfs/valhalla/users28/eegrad/kyelamar/Cadence/Virtuoso/layout_trials/Design/trials_07_11_03/Inverter_t1/extracted/layout.cd-)
    To recover do:
    dbOpenPanicCellView("trials_07_11_03" "Inverter_t1" "extracted")

    Cellview (Inverter_t1 layout) from lib (trials_07_11_03) is saved in
    the panic file
    (/nfs/valhalla/users28/eegrad/kyelamar/Cadence/Virtuoso/layout_trials/Design/trials_07_11_03/Inverter_t1/layout/layout.cd-)
    To recover do:
    dbOpenPanicCellView("trials_07_11_03" "Inverter_t1" "layout")
    All the saved panic files were logged in panic.log in your home
    directory

    [1] Segmentation fault icfb

    ________________________________________________________________________________


    Please look into this and let me know how to fix the same.

    Thanks for your help in advance,
    Kumar
     
    Kumar Yelamarthi, Jul 14, 2003
    #1
  2. The odds are you will have to send your data to Cadence so they can
    reproduce the crash and fix it. There might be some advice we can give,
    but you need to post the portion of the CDS.log that shows the start of
    the Diva run through the stack trace that should be at the end.
     
    Edward J Kalenda, Jul 15, 2003
    #2
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