Could not find Group ID

I have this

mass 1 196.97
create_atoms 1 region 1
Created 24356 atoms
group parti region 1
24356 atoms in group parti
fix 2 particle parti rigid single

but I received this error:
Could not find fix group ID (…/modify.cpp:659)


please compare your input with the syntax described in manual:

There is a difference.


28.11.2013, 09:22, "Alexa M Gonzalez Rosario" <[email protected]>: