E: Sub-process /usr/bin/dpkg returned an error code (1) A package failed to install. Trying to recover: Setting up libblas-dev (1.2-7) ... update-alternatives: error: alternative path /usr/lib/libblas/libblas.so doesn't exist. dpkg: error processing libblas-dev (--configure): subprocess installed post-installation script returned error exit status 2 dpkg: dependency problems prevent configuration of libatlas-dev: libatlas-dev depends on libblas-dev; however: Package libblas-dev is not configured yet. dpkg: error processing libatlas-dev (--configure): dependency problems - leaving unconfigured dpkg: dependency problems prevent configuration of libatlas-sse-dev: libatlas-sse-dev depends on libatlas-dev; however: Package libatlas-dev is not configured yet. dpkg: error processing libatlas-sse-dev (--configure): dependency problems - leaving unconfigured dpkg: dependency problems prevent configuration of libatlas-sse2-dev: libatlas-sse2-dev depends on libatlas-dev; however: Package libatlas-dev is not configured yet. dpkg: error processing libatlas-sse2-dev (--configure): dependency problems - leaving unconfigured dpkg: dependency problems prevent configuration of libatlas-base-dev: libatlas-base-dev depends on libatlas-dev; however: Package libatlas-dev is not configured yet. dpkg: error processing libatlas-base-dev (--configure): dependency problems - leaving unconfigured Errors were encountered while processing: libblas-dev libatlas-dev libatlas-sse-dev libatlas-sse2-dev libatlas-base-dev