您好，我也在使用树莓派和open3d.我在使用过程中，使用open3d打开点云出现以下报错，请问题主也有吗？
error: XDG_RUNTIME_DIR not set in the environment.
[Open3D WARNING] GLFW Error: GLX: Failed to create context: GLXBadFBConfig
[Open3D WARNING] Failed to create window
[Open3D WARNING] [DrawGeometries] Failed creating OpenGL window.
