I have a problem with the calculation of frequencies in Siesta 3. Once
calculated correctly the FC (in this case is a methane hydrate crystal composed
of 178 atoms), the program vibrator does not allow me retrieve the files. bands
and. vectors from this FC, and I get the following error: 

redata: System Name                      = hidratoFC                           

                                                                               

                                 
redata: System Label                     = hidratoFCvibra      
Number of Atoms                  =   178

chkdim: ERROR: In fcbuild, dimension maxa =      90. It must be at least     
178

I have tried it with crystals with a smaller number of atoms (65) and it works,


Can anyone help me?

Thank you

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