error: XDG_RUNTIME_DIR not set in the environment #539

taxuezcy · 2023-10-20T05:15:13Z

taxuezcy
Oct 20, 2023

when run example ,the error is

error: XDG_RUNTIME_DIR not set in the environment.
terminate called after throwing an instance of 'std::runtime_error'
what(): Pangolin X11: Failed to open X display
Stack trace (most recent call last):
#18 Object "", at 0xffffffffffffffff, in
#17 Source "/usr/include/c++/11/bits/shared_ptr_base.h", line 704, in _start [0x55dae1ec2134]
702: ~__shared_count() noexcept
703: {
> 704: if (_M_pi != nullptr)
705: _M_pi->_M_release();
706: }
#16 Source "../csu/libc-start.c", line 392, in _libc_start_main_impl [0x7fb067d08e3f]
#15 Source "../sysdeps/nptl/libc_start_call_main.h", line 58, in libc_start_call_main [0x7fb067d08d8f]
#14 Source "/home/root4/stella_vslam/example/run_video_slam.cc", line 295, in main [0x55dae1ec18a7]
292: // run tracking
293: int ret;
294: if (slam->get_camera()->setup_type == stella_vslam::camera::setup_type_t::Monocular) {
> 295: ret = mono_tracking(slam,
296: cfg,
297: video_file_path->value(),
298: mask_img_path->value(),
#13 Source "/home/root4/stella_vslam/example/run_video_slam.cc", line 141, in mono_tracking [0x55dae1ec3cd1]
138: if (!disable_gui) {
139: // run the viewer in the current thread
140: #ifdef USE_PANGOLIN_VIEWER
> 141: viewer.run();
142: #elif USE_SOCKET_PUBLISHER
143: publisher.run();
144: #endif
#12 Source "/home/root4/stella_vslam/src/pangolin_viewer/viewer.cc", line 54, in run [0x7fb069f39703]
51: void viewer::run() {
52: is_terminated = false;
53:
> 54: pangolin::CreateWindowAndBind(map_viewer_name, 1024, 768);
55:
56: glEnable(GL_BLEND);
57: glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);