--- a/cmake/OpenCVFindLibsPerf.cmake +++ b/cmake/OpenCVFindLibsPerf.cmake @@ -59,7 +59,7 @@ if(WITH_EIGEN AND NOT HAVE_EIGEN) OR NOT (CMAKE_VERSION VERSION_LESS "3.0.0") # Eigen3Targets.cmake required CMake 3.0.0+ ) AND NOT OPENCV_SKIP_EIGEN_FIND_PACKAGE_CONFIG ) - find_package(Eigen3 CONFIG QUIET) # Ceres 2.0.0 CMake scripts doesn't work with CMake's FindEigen3.cmake module (due to missing EIGEN3_VERSION_STRING) + find_package(Eigen3 CONFIG REQUIRED) # Ceres 2.0.0 CMake scripts doesn't work with CMake's FindEigen3.cmake module (due to missing EIGEN3_VERSION_STRING) endif() if(NOT Eigen3_FOUND) find_package(Eigen3 QUIET)