[QE-users] running example problem
marqpolo at yahoo.com.mx
Fri Apr 20 15:42:48 CEST 2018
I am trying to install QE-6.2.1 in Ubuntu 16.04
first I did
Installation seems to be successful.
Then I changed the environmental variables in the following way:
PREFIX='cd /home/marco/Quantum-Espresso/qe-6.2.1; pwd'
# Beware: everything in $TMP_DIR will be destroyed !
Then I try to run an example:
first I changed in the example the address of environmental variables by:
then I do
but the result is the following:
This example shows how to calculate the polarization via Berry Phase
in PbTiO3 (contributed by the Vanderbilt Group in Rutgers University).
checking that needed directories and files exist...
ERROR: /pw.x not existent or not executable
I have verified that
pw.x file is in /home/marco/Quantum-Espresso/qe-6.2.1/PW/src
It also has all permissions.
I assume that pw.x was compiled by ./configure make all. Am I right?
additionally I did --> make pw
It seems that the executables directories are not recognized.
How do I solve this problem?
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