error in running epw.x for the eample diamond

Dear EPW,

I am facing an error while running the epw.in and epw2.in epw3.in (i.e to run epw.x). scf.in and nsc.in and phonon examples are completed suscessfully.
When i am running i am getting error like below.

########################################################################################################################

WARNING: there are pending errors

PENDING ERROR (ierr=1)

ERROR IN: iotk_open_read (iotk_files.f90:611)

CVS Revision: 1.20

unit

file=../phonons/save/diam.phsave/patterns.1.xml
binary=F
iostat=29

FROM IOTK LIBRARY, VERSION 1.2.0

UNRECOVERABLE ERROR (ierr=2)

ERROR IN: iotk_getline (iotk_scan.f90:947)

CVS Revision: 1.23

iostat=29

ERROR IN: iotk_scan_tag (iotk_scan.f90:593)

CVS Revision: 1.23

ERROR IN: iotk_scan (iotk_scan.f90:821)

CVS Revision: 1.23

ERROR IN: iotk_scan_begin (iotk_scan.f90:98)

CVS Revision: 1.23

########################################################################################################################
application called MPI_Abort(MPI_COMM_WORLD, 1) - process 0

May i know the problem.

Thanking you.

Hello,

The code is looking for this file "../phonons/save/diam.phsave/patterns.1.xml".

Please check that the file exists. If not you need to run the pp.py script to create the save folder from the phonon run.

Best,

Samuel