[gmx-users] Error No Such Moleculetype System

[Poncho Arvayo Zatarain]

Hello Gromacs users: im running the following command gmx grompp -p file.top -c solvated.gro -f minimization.mdp -o minimization.tpr but the following error appear: No such Molecule type system (line 16). I know this is about the topology, but i don see nothing strane in line 16. Line 16 is system. I hope can you help me. This is my topology:
#include "martini_v2.2.itp"



#include "Protein_A.itp"
#include "Protein_B.itp"

[ system ]
; name
Martini system from 5iqp.pdb

[ molecules ]
; name        number
Protein_A 1
Protein_B 1
System           1008
Protein          1008
Protein-H        1008
C-alpha          0
Backbone         0
MainChain        0
MainChain+cb     0
MainChain+H      0
SideChain        1008
SideChain+H      1008