Please help me! I’m doing the MacPorts installation and got stuck at the following error message:

sudo port install py27-kwant
Password:
--->  Computing dependencies for libgcc
--->  Fetching archive for libgcc
--->  Attempting to fetch libgcc-4.9.1_0.darwin_13.x86_64.tbz2 from http://packages.macports.org/libgcc
--->  Attempting to fetch libgcc-4.9.1_0.darwin_13.x86_64.tbz2.rmd160 from http://packages.macports.org/libgcc
--->  Installing libgcc @4.9.1_0
--->  Cleaning libgcc
--->  Computing dependencies for libgcc
--->  Deactivating libgcc @4.8.2_2
--->  Cleaning libgcc
--->  Activating libgcc @4.9.1_0
--->  Cleaning libgcc
--->  Computing dependencies for gcc48
--->  Fetching archive for gcc48
--->  Attempting to fetch gcc48-4.8.3_0.darwin_13.x86_64.tbz2 from http://packages.macports.org/gcc48
--->  Attempting to fetch gcc48-4.8.3_0.darwin_13.x86_64.tbz2.rmd160 from http://packages.macports.org/gcc48
--->  Installing gcc48 @4.8.3_0
--->  Cleaning gcc48
--->  Computing dependencies for gcc48
--->  Deactivating gcc48 @4.8.2_2
--->  Cleaning gcc48
--->  Activating gcc48 @4.8.3_0
--->  Cleaning gcc48
--->  Computing dependencies for py27-kwant
--->  Dependencies to be installed: mumps_seq scotch5 py27-matplotlib freetype bzip2 libpng py27-cairo cairo expat fontconfig glib2 gettext ncurses perl5 perl5.16 gdbm libpixman xorg-libXext xorg-libX11 xorg-kbproto xorg-libXau xorg-xproto xorg-libXdmcp xorg-libxcb python27 db46 db_select libedit openssl python_select sqlite3 xorg-libpthread-stubs xorg-xcb-proto libxml2 xz xorg-xextproto xorg-xcb-util xrender xorg-renderproto py27-dateutil py27-tz py27-numpy fftw-3 py27-nose nosetests_select py27-setuptools py27-parsing py27-pyobjc-cocoa py27-pyobjc py27-py2app py27-macholib py27-modulegraph py27-altgraph py27-six py27-tkinter tk tcl py27-tornado py27-backports-ssl_match_hostname py27-backports py27-certifi py27-scipy SuiteSparse swig-python swig pcre py27-tinyarray
--->  Building scotch5
Error: org.macports.build for port scotch5 returned: error copying "/opt/local/var/macports/build/_opt_local_var_macports_sources_downloads.kwant-project.org_macports_ports_science_scotch5/scotch5/work/scotch5_5.1.12_esmumps/src/Make.inc/Makefile.inc.i686_mac_darwin8": no such file or directory
Error: Failed to install scotch5
Please see the log file for port scotch5 for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_downloads.kwant-project.org_macports_ports_science_scotch5/scotch5/main.log
Error: The following dependencies were not installed: mumps_seq scotch5 py27-matplotlib freetype bzip2 libpng py27-cairo cairo expat fontconfig glib2 gettext ncurses perl5 perl5.16 gdbm libpixman xorg-libXext xorg-libX11 xorg-kbproto xorg-libXau xorg-xproto xorg-libXdmcp xorg-libxcb python27 db46 db_select libedit openssl python_select sqlite3 xorg-libpthread-stubs xorg-xcb-proto libxml2 xz xorg-xextproto xorg-xcb-util xrender xorg-renderproto py27-dateutil py27-tz py27-numpy fftw-3 py27-nose nosetests_select py27-setuptools py27-parsing py27-pyobjc-cocoa py27-pyobjc py27-py2app py27-macholib py27-modulegraph py27-altgraph py27-six py27-tkinter tk tcl py27-tornado py27-backports-ssl_match_hostname py27-backports py27-certifi py27-scipy SuiteSparse swig-python swig pcre py27-tinyarray
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    http://guide.macports.org/#project.tickets
Error: Processing of port py27-kwant failed