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Re: Kernel is quitting on me

  • To: mathgroup at smc.vnet.net
  • Subject: [mg97892] Re: Kernel is quitting on me
  • From: Vince <blueschi at gmail.com>
  • Date: Wed, 25 Mar 2009 05:41:41 -0500 (EST)
  • References: <gq54vc$80f$1@smc.vnet.net> <200903230903.EAA27073@smc.vnet.net>

On Mar 24, 6:28 am, Fernando Cucchietti <fernando.cucchie... at icfo.es>
wrote:
> Hi all,
>
> I am testing a very long worksheet, and all the pieces seem to be
> working (separately). When I use the loop that puts them all together,
> the kernel quits after a few seconds (or at least, the equivalent of
> the kernel quitting: everything goes undefined and in a weird color).
> I've tried following the computation step by step and everything seems
> normal until it just hangs. Also it seems to hang at different places
> everytime, but that *could* be that I am testing with a different
> random initial condition every time.
> I=B4ve checked if it is memory usage, it shouldn't be since the
> MaxMemoryUsed never goes above 15MB. I tried with $HistoryLength=0
> just in case. The kernel in Debugger mode also just quits.
> There is almost no symbolic manipulation either, just operations on
> lists with numeric values.
> I can't reproduce the error with simpler algorithms, and submitting
> the whole worksheet for other to find a bug seems too much.
>
> My question is then: What kind of things can cause this behavior?? I
> have really no clue since there are no error or warning messages, just
> an ugly quit. I would appreciate at any pointers to where can I start
> looking at...
>
> thanks in advance,
> Fernando

Wild guess. Consider moving the code from a notebook to a package
file, where you have more control over the content given to the
parser. Be careful of 'special characters' in any copy/paste
operations.

Vince Virgilio


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