I have 2 Dockerfile code, this one is working: FROM ubuntu:22.04 RUN apt update && apt install -y blender xvfb WORKDIR /workspace COPY script.py /workspace/script.py CMD ["blender", "--background", "--python", "/workspace/script.py"] But I don't know why it isn't working: FROM ubuntu:22.04 RUN apt update && apt install -y \ blender xvfb libgl1-mesa-glx libx11-xcb1 libxcb-dri3-0 libxcb-dri2-0 \ libxcb-glx0 libxcb-present0 libxrender1 libxrandr2 libxcursor1 \ libxkbcommon0 libxi6 libxxf86vm1 libasound2 libpulse0 \ libopenal1 libvulkan1 x11-utils sudo wget curl unzip xz-utils && \ apt clean RUN wget https://mirror.clarkson.edu/blender/release/Blender3.6/blender-3.6.5-linux-x64.tar.xz && \ tar -xvf blender-3.6.5-linux-x64.tar.xz && \ mv blender-3.6.5-linux-x64 /opt/blender && \ ln -s /opt/blender/blender /usr/local/bin/blender WORKDIR /workspace COPY script.py /workspace/script.py CMD ["xvfb-run", "--auto-servernum", "--server-args=-screen 0 1920x1080x24", "blender", "--background", "--python", "/workspace/script.py"] I tried to find the cause, but I didn't get. The second code is modified version of first one. I expected it to be running. Continue reading...