Undefined Reference to std::condition_variable::wait in ORB_SLAM3 with OpenCV 4.9.0 on Ubuntu
I’m encountering a linker error when building the ORB_SLAM3 project, which is linked against OpenCV 4.9.0 built from source using GCC 9.4.0 on Ubuntu 18.04. The error occurs when trying to link the mono_tum executable: