For a while I had put in an incorrect URL in the download location.
Perhaps you are using PETSc 3.12.0 and need to use 3.12.1 from https://www.mcs.anl.gov/petsc/download/index.html Otherwise please send configure.log > On Nov 19, 2019, at 4:40 AM, Santiago Andres Triana via petsc-users > <petsc-users@mcs.anl.gov> wrote: > > Hello petsc-users: > > I found this error when configure tries to download fblaslapack: > > ******************************************************************************* > UNABLE to CONFIGURE with GIVEN OPTIONS (see configure.log for > details): > ------------------------------------------------------------------------------- > Error during download/extract/detection of FBLASLAPACK: > file could not be opened successfully > Downloaded package FBLASLAPACK from: > https://bitbucket.org/petsc/pkg-fblaslapack/get/origin/barry/2019-08-22/fix-syntax-for-nag.tar.gz > is not a tarball. > [or installed python cannot process compressed files] > * If you are behind a firewall - please fix your proxy and rerun ./configure > For example at LANL you may need to set the environmental variable > http_proxy (or HTTP_PROXY?) to http://proxyout.lanl.gov > * You can run with --with-packages-download-dir=/adirectory and ./configure > will instruct you what packages to download manually > * or you can download the above URL manually, to > /yourselectedlocation/fix-syntax-for-nag.tar.gz > and use the configure option: > --download-fblaslapack=/yourselectedlocation/fix-syntax-for-nag.tar.gz > ******************************************************************************* > > > Any ideas? the file in question doesn't seem to exist ... Thanks a lot in > advance! > > Santiago