Error in data file

Dear all,
I am new user in lammps. I have a problem in running program. I have written read data file and when I run program show this error “Exe file has stopped working” and then cancel running.
Could you please help me?

Regards
Zahra

Dear all,
I am new user in lammps. I have a problem in running program. I have written
read data file and when I run program show this error "Exe file has stopped
working" and then cancel running.
Could you please help me?

this sounds like your data file is incorrectly formatted.

axel.