Carlos,
Why don’t you just delete everyone and start a build from scratch?

On Fri, Sep 4, 2020 at 20:37 Carlos Gutierrez <carlosengutierrez@gmail.com> wrote:
Dear All,
  I get the following error when making NEST 2.20 on my desktop, any idea where is the problem?. Thanks, Carlos.

[ 99%] Building CXX object pynest/CMakeFiles/pynestkernel.dir/pynestkernel.cxx.o
[100%] Linking CXX shared module pynestkernel.so
/usr/bin/ld: /usr/local/lib/libpython3.8.a(abstract.o): relocation R_X86_64_PC32 against symbol `_Py_NotImplementedStruct' can not be used when making a shared object; recompile with -fPIC
/usr/bin/ld: final link failed: bad value
collect2: error: ld returned 1 exit status
make[2]: *** [pynest/CMakeFiles/pynestkernel.dir/build.make:103: pynest/pynestkernel.so] Error 1
make[1]: *** [CMakeFiles/Makefile2:1030: pynest/CMakeFiles/pynestkernel.dir/all] Error 2
make: *** [Makefile:141: all] Error 2


########
--------------------------------------------------------------------------------
NEST Configuration Summary
--------------------------------------------------------------------------------

Build type          :
Target System       : Linux
Cross Compiling     : FALSE
C compiler          : GNU 9.3.0 (/usr/bin/cc)
C compiler flags    :  -fPIC -fopenmp   -pthread -fdiagnostics-color=auto
C++ compiler        : GNU 9.3.0 (/usr/bin/c++)
C++ compiler flags  :  -std=c++11 -fPIC -fopenmp -pthread -fdiagnostics-color=auto
Build dynamic       : ON

Built-in modules    : models;precise;topology
User modules        : None
Python bindings     : Yes (Python 3.8: /usr/local/bin/python3)
       Includes     : /usr/local/include/python3.8
       Libraries    : /usr/local/lib/libpython3.8.a

Cython bindings     : Yes (Cython 0.29.21: /usr/local/bin/cython)
Use threading       : Yes (OpenMP: -fopenmp)
Use GSL             : Yes (GSL 2.5)
    Includes        : /usr/include
    Libraries       : /usr/lib/x86_64-linux-gnu/libgsl.so;/usr/lib/x86_64-linux-gnu/libgslcblas.so

Use Readline        : Yes (GNU Readline 8.0)
    Includes        : /usr/include
    Libraries       : /usr/lib/x86_64-linux-gnu/libreadline.so;/usr/lib/x86_64-linux-gnu/libncurses.so

Use libltdl         : Yes (LTDL )
    Includes        : /usr/include
    Libraries       : /usr/lib/x86_64-linux-gnu/libltdl.so

Use doxygen         : No
Use MPI             : Yes (MPI: /usr/bin/mpicxx)
    FLAGS           : -pthread
    Includes        : /usr/lib/x86_64-linux-gnu/openmpi/include/openmpi;/usr/lib/x86_64-linux-gnu/openmpi/include
    Link Flags      : -pthread
    Libraries       : /usr/lib/x86_64-linux-gnu/openmpi/lib/libmpi_cxx.so;/usr/lib/x86_64-linux-gnu/openmpi/lib/libmpi.so

Use MUSIC           : No
Use libneurosim     : No
Use Boost           : No

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