[gmx-users] Atom H2 not found in rtp

[varsha gautham]

Hello, gmx-users，
                i used command"pdb2gmx -f a.pdb -ignh" but i got error like:



Fatal error:
Atom H2 not found in rtp database in residue BEN
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there are no H2 atom in my file. why? my version is gromacs3.3.3

-varsha