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DL203 Service failed

503. The service exited, or its ready check failed or timed out. devlanes does not restart it.

The page shows the end of the service’s output to clients on this machine. Other devices (proxy.lan: true) do not get it, because output can contain secrets. Box lanes show none; read the output on the box.

Common causes are a taken port (EADDRINUSE), often by a copy of the server started outside devlanes, a missing dependency or variable, and a ready timeout shorter than the first compile.

Terminal window
devlanes debug why acme@2:web
devlanes logs acme@2:web --since start
devlanes debug errors # crashes and port conflicts in every lane
devlanes restart acme@2:web