Docker Issues

Docker Not Running

Symptoms: “Cannot connect to Docker daemon”

Fix:

# macOS
open -a Docker

# Linux
sudo systemctl start docker

Container Won’t Start

Symptoms: Stuck at “Starting container…”

Fix:

scc stop --all
docker system prune -f
scc start --fresh

Image Pull Failed

Symptoms: “Failed to pull image”

Causes:

• Network issues
• Image blocked by policy
• Registry unavailable

Fix:

scc config explain --field blocked_base_images
docker pull <image> # Test manually

Container Cleanup

Remove old containers:

scc prune
# or
docker container prune

Permission Denied

Symptoms: Docker permission errors

Fix (Linux):

sudo usermod -aG docker $USER
# Log out and back in