[gmx-users] Error: 4095 characters, fgets2 has size 4095

Carsten Kutzner ckutzne at gwdg.de
Tue Apr 10 11:59:51 CEST 2012

Hi Steven,

you might have to remove files with weird names (such as ._name) in the directory where you run
grompp or in your forcefield directory. 


On Apr 10, 2012, at 11:52 AM, Steven Neumann wrote:

> Dear Gmx Users,
> It is 1st time I came across such problem. While preparing my NPT simulation before umbrella samping:
> grompp -f npt_umbrella.mdp -c conf0.gro -p topol.top -n index.ndx -o npt0.tpr
> An input file contains a line longer than 4095 characters, while the buffer passed to fgets2 has size 4095. The line starts with: '20s'
> Its not about the files in bad format as I have never had this problem  - I am using Gromacs 4.5.4 installed on the cluster, I am using PuTTy shell. I always use dos2gmx ibefore processing.
> Can you advise?
> Steven
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