Thank you for reporting this. There is a problem when the electron phonon is compiled in serial (without the flag __PARA). I commited the fix on the cvs version. You can take the routine PH/elphon.f90 and recompile.
Andrea On Wed, 2011-05-04 at 22:57 -0500, Jeffrey M. McMahon wrote: > Dear All, > > > I am having an issue calculating the electron-phonon interaction in QE > 4.3. I do not know if this is due to a bug or my build of QE (most > likely the latter). After compiling, when I test the program example > 07 stops with an error in al.elph.out: > > electron-phonon interaction ... > > %%%%%% > from efermig : error # 1 > internal error, cannot bracket Ef > %%%%%% > > It is not just example 07, but any electron-phonon calculation. All > other tests and examples performed fine during testing. I tried > compiling QE with Intel compilers (version 10.1, I believe) as well as > GNU compilers, first version 4.3 and now 4.5-19.1, but the problem > occurs in all cases. I also tried using BLAS and LAPACK as provided by > the Intel MKL as well as the internal versions, and also FFTW3 and > whatever is provided internally (and various combinations of the > aforementioned). I did not experience any issues with QE 4.2.1 when > compiled the exact same way. > > Any suggestions would be appreciated. Thanks in advance. > > Jeffrey M. McMahon > > > The Institute for Condensed Matter Theory > Department of Physics > University of Illinois at Urbana-Champaign > Urbana, IL 61801-3080 > _______________________________________________ > Pw_forum mailing list > Pw_forum at pwscf.org > http://www.democritos.it/mailman/listinfo/pw_forum -- Andrea Dal Corso Tel. 0039-040-3787428 SISSA, Via Bonomea 265 Fax. 0039-040-3787249 I-34136 Trieste (Italy) e-mail: dalcorso at sissa.it
