[Pw_forum] Error: can"t open a connected unit

[Sergei Lisenkov]

Dear Paolo and Another USers of PWscf,

I tried to use the old format of Pseudopotential, and it works!!! But I hot the next error:
........

                       cryst. coord.
        k(   1) = (   0.0000000   0.0000000   0.0000000), wk =   2.0000000

     G cutoff = 2079.0283  ( 192311 G-vectors)     FFT grid: ( 96, 64, 64)
     G cutoff = 2021.2776  ( 184425 G-vectors)  smooth grid: ( 90, 64, 64)

     nbndx  =  1152  nbnd   =   288  natomwfc =   480  npwx   =   23093
     nelec  =  480.00 nkb   =   120  ngl    =  192311

 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
     from seqopn : error #         7
     can"t open a connected unit
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
     stopping ...

What doest it mean?

Thanks,
Best wishes,
Sergey