How to troubleshoot exit code 1 in Docker
Blog post from LogRocket
Exit code 1 in Docker indicates a general or unspecified error when a container's process terminates, signaling a failure. Common causes for this error include process execution failures, missing dependencies, incorrect ENTRYPOINT or CMD specifications, resource constraints, network issues, and permission problems. To troubleshoot exit code 1, developers should inspect the container state, review logs, verify ENTRYPOINT and CMD directives, check dependencies and environment variables, and monitor resource usage. Solutions involve debugging application errors, ensuring correct environment variables, managing resource limitations, and handling failed dependencies. Docker offers restart policies to automate container recovery from failures, enhancing application availability.