# ldd /usr/bin/qtiplot linux-vdso.so.1 => (0x00007fffeb76b000) libmuparser.so.0 => /usr/lib/libmuparser.so.0 (0x00007ff2e2265000) libgsl.so.0 => /usr/lib/libgsl.so.0 (0x00007ff2e1e50000) libgslcblas.so.0 => /usr/lib/libgslcblas.so.0 (0x00007ff2e1c14000) liborigin2.so.1 => /usr/lib/liborigin2.so.1 (0x00007ff2e1918000) libz.so.1 => /lib/libz.so.1 (0x00007ff2e1700000) libpython2.6.so.1.0 => /usr/lib/libpython2.6.so.1.0 (0x00007ff2e123c000) libQtAssistantClient.so.4 => /usr/lib/libQtAssistantClient.so.4 (0x00007ff2e1034000) libpthread.so.0 => /lib/libpthread.so.0 (0x00007ff2e0e16000) libGLU.so.1 => /usr/lib/libGLU.so.1 (0x00007ff2e0ba6000) libGL.so.1 => /usr/lib/nvidia-current/libGL.so.1 (0x00007ff2e089b000) libQtSvg.so.4 => /usr/lib/libQtSvg.so.4 (0x00007ff2e0643000) libQt3Support.so.4 => /usr/lib/libQt3Support.so.4 (0x00007ff2e0164000) libQtXml.so.4 => /usr/lib/libQtXml.so.4 (0x00007ff2dff20000) libQtOpenGL.so.4 => /usr/lib/libQtOpenGL.so.4 (0x00007ff2dfc32000) libQtGui.so.4 => /usr/lib/libQtGui.so.4 (0x00007ff2def94000) libQtNetwork.so.4 => /usr/lib/libQtNetwork.so.4 (0x00007ff2dec64000) libQtCore.so.4 => /usr/lib/libQtCore.so.4 (0x00007ff2de7d4000) libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0x00007ff2de4cd000) libm.so.6 => /lib/libm.so.6 (0x00007ff2de248000) libgcc_s.so.1 => /lib/libgcc_s.so.1 (0x00007ff2de032000) libc.so.6 => /lib/libc.so.6 (0x00007ff2ddc8c000) libboost_date_time.so.1.42.0 => /usr/lib/libboost_date_time.so.1.42.0 (0x00007ff2dda78000) libssl.so.0.9.8 => /lib/libssl.so.0.9.8 (0x00007ff2dd825000) libcrypto.so.0.9.8 => /lib/libcrypto.so.0.9.8 (0x00007ff2dd495000) libdl.so.2 => /lib/libdl.so.2 (0x00007ff2dd291000) libutil.so.1 => /lib/libutil.so.1 (0x00007ff2dd08e000) /lib64/ld-linux-x86-64.so.2 (0x00007ff2e24e9000) libnvidia-tls.so.270.29 => /usr/lib/nvidia-current/tls/libnvidia-tls.so.270.29 (0x00007ff2dce8b000) libnvidia-glcore.so.270.29 => /usr/lib/nvidia-current/libnvidia-glcore.so.270.29 (0x00007ff2db241000) libX11.so.6 => /usr/lib/libX11.so.6 (0x00007ff2daf07000) libXext.so.6 => /usr/lib/libXext.so.6 (0x00007ff2dacf4000) libQtSql.so.4 => /usr/lib/libQtSql.so.4 (0x00007ff2daab6000) libfreetype.so.6 => /usr/lib/libfreetype.so.6 (0x00007ff2da81c000) libXrender.so.1 => /usr/lib/libXrender.so.1 (0x00007ff2da612000) libfontconfig.so.1 => /usr/lib/libfontconfig.so.1 (0x00007ff2da3dc000) libaudio.so.2 => /usr/lib/libaudio.so.2 (0x00007ff2da1c2000) libglib-2.0.so.0 => /lib/libglib-2.0.so.0 (0x00007ff2d9ed3000) libpng12.so.0 => /lib/libpng12.so.0 (0x00007ff2d9cac000) libgobject-2.0.so.0 => /usr/lib/libgobject-2.0.so.0 (0x00007ff2d9a5a000) libSM.so.6 => /usr/lib/libSM.so.6 (0x00007ff2d9852000) libICE.so.6 => /usr/lib/libICE.so.6 (0x00007ff2d9637000) libXi.so.6 => /usr/lib/libXi.so.6 (0x00007ff2d9426000) libgthread-2.0.so.0 => /usr/lib/libgthread-2.0.so.0 (0x00007ff2d9221000) librt.so.1 => /lib/librt.so.1 (0x00007ff2d9018000) libxcb.so.1 => /usr/lib/libxcb.so.1 (0x00007ff2d8dfc000) libexpat.so.1 => /lib/libexpat.so.1 (0x00007ff2d8bd3000) libXt.so.6 => /usr/lib/libXt.so.6 (0x00007ff2d896c000) libXau.so.6 => /usr/lib/libXau.so.6 (0x00007ff2d8769000) libpcre.so.3 => /lib/libpcre.so.3 (0x00007ff2d852d000) libuuid.so.1 => /lib/libuuid.so.1 (0x00007ff2d8327000) libXdmcp.so.6 => /usr/lib/libXdmcp.so.6 (0x00007ff2d8121000) Ooops! Qtiplot is linked to Python 2.6. Needs rebuilding with 2.7!