: cannot connect to X server

[Sunwenxin1]

I am replicating the Vid2Dopler project. VIBE is the first step in the pipeline. However, the version of the related dependency package is too low to run on NVIDIA GeForce RTX 4090. I changed the configuration to Conda install pytorch=1.7.0 torch vision=0.8.0 torch studio=0.7.0 cudatoolkit=11.0- c pytorch. I reported the following error. Is there a kind-hearted person who can help me？ Running "ffmpeg -i sample_video.mp4 -f image2 -v error /tmp/sample_video_mp4/%06d.png" Images saved to "/tmp/sample_video_mp4" Input video number of frames 300 Running Multi-Person-Tracker 100%|████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████████| 25/25 [00:10<00:00, 2.53it/s] Finished. Detection + Tracking FPS 27.69 Displaying results.. : cannot connect to X server