Error in routine read_xml_file (1):

[psharma]

Dear Developers,

I've been getting the following error while running the epw after sucessfully performing scf and nscf calculation.
Reading xml data from directory:

./PbCoO2.save/
Message from routine qexsd_readschema :
xml data file ./PbCoO2.save/data-file-schema.xml not found

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Error in routine read_xml_file (1):
fatal error reading xml file
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The XML exist in the folder. I've attached my input file below.


epw_step1
&inputepw
prefix = 'PbCoO2',
outdir = './'
dvscf_dir = '../save'

!ep_coupling = .true.
elph = .true.
epwwrite = .true.
epwread = .false.

wannierize = .true.
nbndsub = 10


num_iter = 100000
dis_froz_min= 7.2
dis_froz_max= 10.7
proj(1) = 'Pb:d'
proj(2) = 'Co:d'
wannier_plot = .true.
wdata(1) = 'bands_plot = .true.'
wdata(2) = 'begin kpoint_path'
wdata(3) = 'G 0.00 0.00 0.00 L 0.50 0.00 0.00'
wdata(4) = 'L 0.50 0.00 0.00 F 0.50 0.50 0.00'
wdata(5) = 'F 0.50 0.50 0.00 G 0.00 0.00 0.00'
wdata(6) = 'G 0.00 0.00 0.00 T 0.50 0.50 0.50'
wdata(7) = 'end kpoint_path'
wdata(8) = 'bands_plot_format = gnuplot'


fsthick = 0.4 ! eV
degaussw = 0.1 ! eV
degaussq = 0.05 ! eV

nk1 = 16
nk2 = 16
nk3 = 16

nq1 = 8
nq2 = 8
nq3 = 8
/
I would appreciate any help on this. Thanks!
Prachi.