Reading package lists... Done Building dependency tree Reading state information... Done The following NEW packages will be installed: python-dev 0 upgraded, 1 newly installed, 0 to remove and 9 not upgraded. Need to get 920 B of archives. After this operation, 25.6 kB of additional disk space will be used. Err http://mirrordirector.raspbian.org/raspbian/ wheezy/main python-dev all 2.7.3-4+deb7u1 Temporary failure resolving 'mirrordirector.raspbian.org' Failed to fetch http://mirrordirector.raspbian.org/raspbian/pool/main/p/python-defaults/python-dev_2.7.3-4+deb7u1_all.deb Temporary failure resolving 'mirrordirector.raspbian.org' E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing? I try to install spi but i see these mirrordirector error. How can i solve?