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Re: [lammps-users] Errors when define a region after reading a data file
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Re: [lammps-users] Errors when define a region after reading a data file


From: Cong Dai <congdai1220@...24...>
Date: Thu, 20 Jul 2017 15:07:25 -0400

Hi Axel,

What version of LAMMPS do you use? The one that I am using is lammps/20170331.

Cong


> On Jul 20, 2017, at 3:01 PM, Axel Kohlmeyer <akohlmey@...24...> wrote:
> 
> On Thu, Jul 20, 2017 at 2:45 PM, Cong Dai <congdai1220@...24...> wrote:
>> Dear LAMMPS users,
>> 
>>  I tried many ways to solve this problem but failed, so I hope you can give me any hints.
>> The part of the script is:
>> 
>> read_data   /datafile.data
>> region          box block INF INF INF INF -65.0 65.0 units box
>> group           mobile region box
>> region          low block INF INF INF INF INF -65.0 units box
>> group           lowsurface region low
>> region          upper block INF INF INF INF 65.0 INF units box
>> group           uppersurface region upper
>> group               boundary union lowsurface uppersurface
>> 
>> and log file shows the error:
>> region          box block INF INF INF INF -65.0 65.0 units box
>> group           mobile region box
>> ERROR: Illegal region command (../region.cpp:397)
>> Last command: region            box block INF INF INF INF -65.0 65.0 units box
>> group           mobile region box
>> 
>> I tried to only define the region without defining the group and it works, then why it said that the error is in region command?
> 
> i can add these commands to, e.g. example/micelle/in.micelle, and
> there is no error.
> 
> axel.
> 
> 
>> 
>> Cong
>> 
>> 
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> 
> 
> 
> -- 
> Dr. Axel Kohlmeyer  akohlmey@...24...  http://goo.gl/1wk0
> College of Science & Technology, Temple University, Philadelphia PA, USA
> International Centre for Theoretical Physics, Trieste. Italy.