{"action":"created","issue":{"url":"https://api.github.com/repos/igraph/rigraph/issues/275","repository_url":"https://api.github.com/repos/igraph/rigraph","labels_url":"https://api.github.com/repos/igraph/rigraph/issues/275/labels{/name}","comments_url":"https://api.github.com/repos/igraph/rigraph/issues/275/comments","events_url":"https://api.github.com/repos/igraph/rigraph/issues/275/events","html_url":"https://github.com/igraph/rigraph/issues/275","id":325418203,"number":275,"title":"igraph failing to compile due to missing libgfortran.so.4 (Manjaro Linux)","user":{"login":"OscarSouth","id":32574713,"avatar_url":"https://avatars1.githubusercontent.com/u/32574713?v=4","gravatar_id":"","url":"https://api.github.com/users/OscarSouth","html_url":"https://github.com/OscarSouth","followers_url":"https://api.github.com/users/OscarSouth/followers","following_url":"https://api.github.com/users/OscarSouth/following{/other_user}","gists_url":"https://api.github.com/users/OscarSouth/gists{/gist_id}","starred_url":"https://api.github.com/users/OscarSouth/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/OscarSouth/subscriptions","organizations_url":"https://api.github.com/users/OscarSouth/orgs","repos_url":"https://api.github.com/users/OscarSouth/repos","events_url":"https://api.github.com/users/OscarSouth/events{/privacy}","received_events_url":"https://api.github.com/users/OscarSouth/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2018-05-22T18:45:49Z","updated_at":"2018-05-24T11:08:26Z","closed_at":null,"author_association":"NONE","body":"A broken dependency for igraph is preventing me from installing many R libraries which depend on igraph.\r\n\r\nI attempted to install with `install.packages()` and with devtools, both failed in same manner:\r\n\r\n```\r\n** testing if installed package can be loaded\r\nError: package or namespace load failed for ‘igraph’ in dyn.load(file, DLLpath = DLLpath, ...):\r\n unable to load shared object '/home/oscarsouth/R/x86_64-pc-linux-gnu-library/3.5/igraph/libs/igraph.so':\r\n  libgfortran.so.4: cannot open shared object file: No such file or directory\r\nError: loading failed\r\nExecution halted\r\nERROR: loading failed\r\n* removing ‘/home/oscarsouth/R/x86_64-pc-linux-gnu-library/3.5/igraph’\r\nInstallation failed: Command failed (1)\r\n\r\n```\r\n\r\nlibgfortran.so.5 is showing up here:\r\n\r\n```\r\n$ lddtree /usr/lib64/R/bin/exec/R\r\n/usr/lib64/R/bin/exec/R (interpreter => /lib64/ld-linux-x86-64.so.2)\r\n    libR.so => /usr/lib/R/lib/libR.so\r\n        libblas.so.3 => /lib64/libblas.so.3\r\n            libgfortran.so.5 => /lib64/libgfortran.so.5\r\n                libquadmath.so.0 => /usr/lib/libquadmath.so.0\r\n                libgcc_s.so.1 => /usr/lib/libgcc_s.so.1\r\n```\r\n\r\nR version 3.5.0 (2018-04-23)\r\ngcc (GCC) 8.1.0\r\n\r\nI've tried all the solutions I can find from Google. Is there any solution to this at present?\r\n\r\nThanks!"},"comment":{"url":"https://api.github.com/repos/igraph/rigraph/issues/comments/391675837","html_url":"https://github.com/igraph/rigraph/issues/275#issuecomment-391675837","issue_url":"https://api.github.com/repos/igraph/rigraph/issues/275","id":391675837,"user":{"login":"OscarSouth","id":32574713,"avatar_url":"https://avatars1.githubusercontent.com/u/32574713?v=4","gravatar_id":"","url":"https://api.github.com/users/OscarSouth","html_url":"https://github.com/OscarSouth","followers_url":"https://api.github.com/users/OscarSouth/followers","following_url":"https://api.github.com/users/OscarSouth/following{/other_user}","gists_url":"https://api.github.com/users/OscarSouth/gists{/gist_id}","starred_url":"https://api.github.com/users/OscarSouth/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/OscarSouth/subscriptions","organizations_url":"https://api.github.com/users/OscarSouth/orgs","repos_url":"https://api.github.com/users/OscarSouth/repos","events_url":"https://api.github.com/users/OscarSouth/events{/privacy}","received_events_url":"https://api.github.com/users/OscarSouth/received_events","type":"User","site_admin":false},"created_at":"2018-05-24T11:08:26Z","updated_at":"2018-05-24T11:08:26Z","author_association":"NONE","body":"```\r\n> sessionInfo()\r\nR version 3.5.0 (2018-04-23)\r\nPlatform: x86_64-pc-linux-gnu (64-bit)\r\nRunning under: Manjaro Linux\r\n\r\nMatrix products: default\r\nBLAS/LAPACK: /usr/lib/libopenblas_sandybridgep-r0.2.20.so\r\n\r\nlocale:\r\n [1] LC_CTYPE=en_GB.utf8        LC_NUMERIC=C              \r\n [3] LC_TIME=en_GB.UTF-8        LC_COLLATE=en_GB.utf8     \r\n [5] LC_MONETARY=en_GB.UTF-8    LC_MESSAGES=en_GB.utf8    \r\n [7] LC_PAPER=en_GB.UTF-8       LC_NAME=C                 \r\n [9] LC_ADDRESS=C               LC_TELEPHONE=C            \r\n[11] LC_MEASUREMENT=en_GB.UTF-8 LC_IDENTIFICATION=C       \r\n\r\nattached base packages:\r\n[1] stats     graphics  grDevices utils     datasets  methods   base     \r\n\r\nloaded via a namespace (and not attached):\r\n[1] compiler_3.5.0\r\n> \r\n```"}}
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