[gmx-users] glibc error with g_density (only for some cases)
David van der Spoel
spoel at xray.bmc.uu.se
Sat May 19 09:20:20 CEST 2007
Arun kumar wrote:
> Dear David,
> My gcc compiler version is 4.0.1. Is there any
> problem with this version??
> On 5/18/07, David van der Spoel <spoel at xray.bmc.uu.se> wrote:
>> Arun kumar wrote:
>> > Hai Mark..
>> > Thanks for your suggestions. I will think about my
>> > problem clearly and will post a message with much care so that every
>> > one can easily read. Also I can get a response.
>> > About g_density I will check once again the log file
>> > and post the reply here. But I think there is nothing went wrong in my
>> > simulations in between 500 and 1500 time steps. I am able to evaluate
>> > all properties for those frames also. Anyway I will check once again.
>> > Thanks and regards
>> > Arun Kumar
>> > On 5/18/07, Mark Abraham <Mark.Abraham at anu.edu.au> wrote:
>> >> Arun kumar wrote:
>> >> > Dear gmx-users,
>> >> > I want to discuss and understand about an
>> >> > error I am getting only at times.... I am simulating a DPPC double
>> >> > bilayer phase(got the coordinates from Dr Tieleman's website). I
>> >> > genbox -cs to get double bilayer. Then i started simulations
>> >> > normally.
>> >> >
>> >> > When I use g_density -b 500 I get the following error
>> >> >
>> >> > *** glibc detected *** free(): invalid next size (normal):
>> >> > 0x0000000000713260 *** Aborted
>> >> >
>> This is either a compilation problem or a bug, but most likely the
>> first. Did you use gcc 4.1.x by any chance? That compiler is broken.
gcc 4.0.1 should be fine as far as I know. You are welcome to submit a
with input that reproduces the problem.
David van der Spoel, PhD, Assoc. Prof., Molecular Biophysics group,
Dept. of Cell and Molecular Biology, Uppsala University.
Husargatan 3, Box 596, 75124 Uppsala, Sweden
phone: 46 18 471 4205 fax: 46 18 511 755
spoel at xray.bmc.uu.se spoel at gromacs.org http://folding.bmc.uu.se
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