<span style="font-family: arial, sans-serif;">Hi,</span><div style="font-family: arial, sans-serif;">  I am installing parallel version of CP2K  version 2.4 using below  Linux_x86-64-intel.popt </div><div style="font-family: arial, sans-serif;"><br></div><div><span style="font-family: arial, sans-serif;">platform : </span><font face="arial, sans-serif">Linux gg-blr.tfg 2.6.18-53.1.4.el5 #1 SMP Thu Nov 29 12:18:58 EST 2007 x86_64 x86_64 x86_64 GNU/Linux</font></div><div style="font-family: arial, sans-serif;"><div>ifort version: ifort (IFORT) 11.0 , Copyright (C) 1985-2008 Intel Corporation</div><div>mpi version : Intel(R) MPI Library for Linux, 64-bit applications, Version 3.2.2  Build 20090827</div><div>Copyright (C) 2003-2009 Intel Corporation.  All rights reserved.</div><div><br></div><div><br></div><div><br></div><div><br></div><div>INTEL_INC=/opt/intel/cmkl/<a href="http://10.2.2.21/include" target="_blank" style="color: rgb(17, 85, 204);">10.<wbr>2.2.025/include</a><br></div><div>INTEL_LIB=/opt/intel/cmkl/<a href="http://10.2.2.21/lib/em64t/" target="_blank" style="color: rgb(17, 85, 204);">10.<wbr>2.2.025/lib/em64t/</a></div><div>FFT_INC=/opt/intel/cmkl/<a href="http://10.2.2.21/include/fftw/" target="_blank" style="color: rgb(17, 85, 204);">10.2.<wbr>2.025/include/fftw/</a></div><div><br></div><div>CC       = icc</div><div>CPP      = </div><div>FC       = mpiifort </div><div>LD       = mpiifort </div><div>AR       = ar -r</div><div>DFLAGS   = -D__INTEL -D__FFTSG -D__parallel -D__BLACS -D__SCALAPACK -D__FFTW3 -D__FFTMKL </div><div>CPPFLAGS = </div><div>FCFLAGS  = $(DFLAGS) -I$(INTEL_INC) -I$(FFT_INC) -I/opt/intel/impi/<a href="http://3.2.2.6/include" target="_blank" style="color: rgb(17, 85, 204);">3.2.2.006/<wbr>include</a> -O2 -xW -heap-arrays 64 -funroll-loops -fpp -free</div><div>FCFLAGS2 = $(DFLAGS) -I$(INTEL_INC) -O1 -heap-arrays 64 -fpp -free -msse2</div><div>LDFLAGS  = $(FCFLAGS) -I$(INTEL_INC)</div><div>LIBS     = -I$(INTEL_INC) -L$(INTEL_LIB) -I$(FFT_INC)  -lmkl_scalapack_lp64 -lmkl_blacs_intelmpi_lp64 -lmkl_intel_lp64 \</div><div>  -lmkl_sequential -lmkl_core -lguide -lpthread -lmkl_em64t   -lfftw3xf_intel </div><div>             </div><div>#          $(INTEL_LIB)/libscalapack.a \</div><div>#          $(INTEL_LIB)/libblacs_init.a \</div><div>#          $(INTEL_LIB)/libblacs.a \</div><div>#          $(INTEL_LIB)/libacml.a\</div><div>#          $(INTEL_LIB)/libacml_mv.a \</div><div>#          $(INTEL_LIB)/libfftw3.a</div><div>    </div><div>OBJECTS_ARCHITECTURE = machine_intel.o</div><div><br></div><div><br></div><div>graphcon.o: graphcon.F</div><div><span style="white-space: pre-wrap;">      </span>$(FC) -c $(FCFLAGS2) $<</div></div><div style="font-family: arial, sans-serif;"><br></div><div style="font-family: arial, sans-serif;">During compilations, I came across these error </div><div style="font-family: arial, sans-serif;"><br></div><div style="font-family: arial, sans-serif;"><div>mpiifort  -c -D__INTEL -D__FFTSG -D__parallel -D__BLACS -D__SCALAPACK -D__FFTW3 -D__FFTMKL  -I/opt/intel/cmkl/<a href="http://10.2.2.21/include" target="_blank" style="color: rgb(17, 85, 204);">10.2.2.025/<wbr>include</a> -I/opt/intel/cmkl/<a href="http://10.2.2.21/include/fftw/" target="_blank" style="color: rgb(17, 85, 204);">10.2.2.025/<wbr>include/fftw/</a> -I/opt/intel/impi/<a href="http://3.2.2.6/include" target="_blank" style="color: rgb(17, 85, 204);">3.2.2.006/<wbr>include</a> -O2 -xW -heap-arrays 64 -funroll-loops -fpp -free -D__COMPILE_ARCH="\"Linux-x86-<wbr>64-intel\"" -D__COMPILE_DATE="\"Mon May  6 12:40:16 IST 2013\"" -D__COMPILE_HOST="\"gg-blr.<wbr>tfg\"" -D__COMPILE_REVISION="\"\"" -D__SHORT_FILE__="\"ma_<wbr>topology.F\"" /home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>makefiles/../src/arch_lib/ma_<wbr>topology.F</div><div>/home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>makefiles/../src/arch_lib/ma_<wbr>topology.F(37): error #7002: Error in opening the compiled module file.  Check INCLUDE paths.   [MATHLIB]</div><div> USE mathlib,                      ONLY: gcd</div><div>-----^</div><div>/home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>makefiles/../src/arch_lib/ma_<wbr>topology.F(37): error #6580: Name in only-list does not exist.   [GCD]</div><div> USE mathlib,                      ONLY: gcd</div><div>------------------------------<wbr>-----------^</div><div>/home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>makefiles/../src/arch_lib/ma_<wbr>topology.F(724): error #6406: Conflicting attributes or multiple declaration of name.   [GCD]</div><div>  IF (gcd(ipe,jpe)>=gcd_max) THEN</div><div>------^</div><div>/home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>makefiles/../src/arch_lib/ma_<wbr>topology.F(727): error #6406: Conflicting attributes or multiple declaration of name.   [GCD]</div><div>    gcd_max=gcd(ipe,jpe)</div><div>------------^</div><div>/home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>makefiles/../src/arch_lib/ma_<wbr>topology.F(792): error #6406: Conflicting attributes or multiple declaration of name.   [GCD]</div><div>  IF (gcd(ipe,jpe)>=gcd_max) THEN</div><div>------^</div><div>/home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>makefiles/../src/arch_lib/ma_<wbr>topology.F(795): error #6406: Conflicting attributes or multiple declaration of name.   [GCD]</div><div>    gcd_max=gcd(ipe,jpe)</div><div>------------^</div><div>compilation aborted for /home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>makefiles/../src/arch_lib/ma_<wbr>topology.F (code 1)</div><div>make[1]: *** [ma_topology.o] Error 1</div><div>make[1]: Leaving directory `/home/others/jncasr/software/<wbr>cp2k-4dec12/cp2k-code/cp2k/<wbr>obj/Linux-x86-64-intel/popt'</div><div>make: *** [build] Error 2</div></div><div style="font-family: arial, sans-serif;"><br></div><div style="font-family: arial, sans-serif;">Can anybody explain and give possible suggestion regarding this error.</div>