Hi, The configure did went fine except one issue which I have mentioned in my previous post. make didn't go through. ERROR MESSAGE: /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h: In member function 'std::pair<double, double> CGAL::Real_embeddable_traits<CGAL::Gmpq>::To_interval::operator()(const CGAL::Gmpq&) const': /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:91: error: 'mpfr_t' was not declared in this scope /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:91: error: expected ';' before 'y' /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:92: error: 'y' was not declared in this scope /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:92: error: 'mpfr_init2' was not declared in this scope /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:93: error: 'GMP_RNDD' was not declared in this scope /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:93: error: 'mpfr_set_q' was not declared in this scope /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:94: error: 'mpfr_get_d' was not declared in this scope /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:95: error: 'GMP_RNDU' was not declared in this scope /apps/packages/cgal-3.6.1/include/CGAL/Gmpq.h:97: error: 'mpfr_clear' was not declared in this scope make[4]: *** [graph_triangulation.lo] Error 1 make[4]: Leaving directory `/home/arcadm/SGI/Software/graph-tool/build/src/graph/generation' make[3]: *** [all-recursive] Error 1 make[3]: Leaving directory `/home/arcadm/SGI/Software/graph-tool/build/src/graph' make[2]: *** [all-recursive] Error 1 make[2]: Leaving directory `/home/arcadm/SGI/Software/graph-tool/build/src' make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory `/home/arcadm/SGI/Software/graph-tool/build' I have attached the LOG file for your reference. Thanks Shankha http://main-discussion-list-for-the-graph-tool-project.982480.n3.nabble.com/... LOG_MAKE -- View this message in context: http://main-discussion-list-for-the-graph-tool-project.982480.n3.nabble.com/... Sent from the Main discussion list for the graph-tool project mailing list archive at Nabble.com.