Last login: Sun Feb 19 16:24:12 on ttys002 Fred-Weinhauss-Mac-mini:~ fred$ port outdated The following installed ports are outdated: libopenraw 0.0.9_6 < 0.1.0_1 opencv 3.1.0_3 < 3.2.0_1 Fred-Weinhauss-Mac-mini:~ fred$ sudo port upgrade libopenraw ---> Computing dependencies for libopenraw ---> Configuring libopenraw Error: libopenraw does not support your selected MacPorts C++ runtime. libc++ must be selected and C++-based ports built against it. Error: Please follow the instructions on https://trac.macports.org/wiki/LibcxxOnOlderSystems. Error: After adding the required options to macports.conf, reinstall all ports like you would when switching macOS versions. Error: Follow step 3 on https://trac.macports.org/wiki/Migration in order to do this. Error: Failed to configure libopenraw: libstdc++ unsupported. Error: See /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_graphics_libopenraw/libopenraw/main.log for details. Error: Follow https://guide.macports.org/#project.tickets to report a bug. sudo port upgrade opencv +contrib+python35 Password: Warning: Skipping upgrade since cmake 3.7.2_0 >= cmake 3.7.2_0, even though installed variants "" do not match "+docs+python35". Use 'upgrade --enforce-variants' to switch to the requested variants. Error: xorg-libxcb: Variant python27 conflicts with python35 Error: Unable to open port: Error evaluating variants Error: Follow https://guide.macports.org/#project.tickets to report a bug. Fred-Weinhauss-Mac-mini:~ fred$ sudo port upgrade --enforce-variants opencv +contrib+python35 ---> Computing dependencies for cmake ---> Fetching archive for cmake ---> Attempting to fetch cmake-3.7.2_0+docs+python35.darwin_10.x86_64.tbz2 from https://packages.macports.org/cmake ---> Attempting to fetch cmake-3.7.2_0+docs+python35.darwin_10.x86_64.tbz2 from http://sea.us.packages.macports.org/macports/packages/cmake ---> Attempting to fetch cmake-3.7.2_0+docs+python35.darwin_10.x86_64.tbz2 from http://kmq.jp.packages.macports.org/cmake ---> Fetching distfiles for cmake ---> Attempting to fetch cmake-3.7.2.tar.gz from https://distfiles.macports.org/cmake ---> Verifying checksums for cmake ---> Extracting cmake ---> Applying patches to cmake ---> Configuring cmake ---> Building cmake ---> Staging cmake into destroot ---> Installing cmake @3.7.2_0+docs+python35 ---> Cleaning cmake ---> Computing dependencies for cmake ---> Deactivating cmake @3.7.2_0 ---> Cleaning cmake ---> Activating cmake @3.7.2_0+docs+python35 ---> Cleaning cmake Error: xorg-libxcb: Variant python27 conflicts with python35 Error: Unable to open port: Error evaluating variants Error: Follow https://guide.macports.org/#project.tickets to report a bug. Fred-Weinhauss-Mac-mini:~ fred$ sudo port upgrade --enforce-variants xorg-libxcb +python35 Password: Error: xorg-libxcb: Variant python27 conflicts with python35 Error: Unable to open port: Error evaluating variants Error: Follow https://guide.macports.org/#project.tickets to report a bug.