{"action":"opened","issue":{"url":"https://api.github.com/repos/jhu-asco/gcop/issues/3","repository_url":"https://api.github.com/repos/jhu-asco/gcop","labels_url":"https://api.github.com/repos/jhu-asco/gcop/issues/3/labels{/name}","comments_url":"https://api.github.com/repos/jhu-asco/gcop/issues/3/comments","events_url":"https://api.github.com/repos/jhu-asco/gcop/issues/3/events","html_url":"https://github.com/jhu-asco/gcop/issues/3","id":244815079,"number":3,"title":"Urdf_parser.cpp error during 'make'","user":{"login":"vkotaru","id":17078723,"avatar_url":"https://avatars1.githubusercontent.com/u/17078723?v=4","gravatar_id":"","url":"https://api.github.com/users/vkotaru","html_url":"https://github.com/vkotaru","followers_url":"https://api.github.com/users/vkotaru/followers","following_url":"https://api.github.com/users/vkotaru/following{/other_user}","gists_url":"https://api.github.com/users/vkotaru/gists{/gist_id}","starred_url":"https://api.github.com/users/vkotaru/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vkotaru/subscriptions","organizations_url":"https://api.github.com/users/vkotaru/orgs","repos_url":"https://api.github.com/users/vkotaru/repos","events_url":"https://api.github.com/users/vkotaru/events{/privacy}","received_events_url":"https://api.github.com/users/vkotaru/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2017-07-22T01:26:27Z","updated_at":"2017-07-22T01:26:27Z","closed_at":null,"body":"Hi, \r\n\r\nI'm trying to install gcop and faced with the following error during the 'make' process. \r\n\r\n```/usr/include/eigen3/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h: In instantiation of ‘Eigen::SelfAdjointEigenSolver<MatrixType>& Eigen::SelfAdjointEigenSolver<_MatrixType>::compute(const Eigen::EigenBase<OtherDerived>&, int) [with InputType = Eigen::SelfAdjointView<Eigen::Matrix<double, 3, 3>, 2u>; _MatrixType = Eigen::Matrix<double, 3, 3>]’:\r\n/usr/include/eigen3/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h:168:14:   required from ‘Eigen::SelfAdjointEigenSolver<_MatrixType>::SelfAdjointEigenSolver(const Eigen::EigenBase<OtherDerived>&, int) [with InputType = Eigen::SelfAdjointView<Eigen::Matrix<double, 3, 3>, 2u>; _MatrixType = Eigen::Matrix<double, 3, 3>]’\r\n/usr/include/eigen3/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h: In instantiation of ‘Eigen::SelfAdjointEigenSolver<MatrixType>& Eigen::SelfAdjointEigenSolver<_MatrixType>::compute(const Eigen::EigenBase<OtherDerived>&, int) [with InputType = Eigen::SelfAdjointView<Eigen::Matrix<double, 3, 3>, 2u>; _MatrixType = Eigen::Matrix<double, 3, 3>]’:\r\n/usr/include/eigen3/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h:168:14:   required from ‘Eigen::SelfAdjointEigenSolver<_MatrixType>::SelfAdjointEigenSolver(const Eigen::EigenBase<OtherDerived>&, int) [with InputType = Eigen::SelfAdjointView<Eigen::Matrix<double, 3, 3>, 2u>; _MatrixType = Eigen::Matrix<double, 3, 3>]’\r\n/home/user/gcop/lib/systems/urdf_parser.cpp:80:81:   required from here\r\n/usr/include/eigen3/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h:428:7: error: ‘const class Eigen::SelfAdjointView<Eigen::Matrix<double, 3, 3>, 2u>’ has no member named ‘triangularView’\r\n   mat = matrix.template triangularView<Lower>();\r\n       ^\r\nlib/CMakeFiles/gcop_systems.dir/build.make:542: recipe for target 'lib/CMakeFiles/gcop_systems.dir/systems/urdf_parser.cpp.o' failed\r\n```\r\nI have eigen3 version 3.3.2 and i'm using Ubuntu 16.04. \r\n\r\nCan you point me towards a fix? \r\n\r\nThanks\r\nPrasanth\r\n"}}
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