Troubleshooting

The server is not reachable

PlantUML server not usable at http://127.0.0.1:8085. Start Docker, then run server up and health. If the port is taken, change plantuml.url in rup.config.json (the port in it is the one the container publishes).

docker compose failed. Is Docker running?

Docker Desktop or the Docker daemon is stopped. Start it and retry.

A diagram fails to render

PlantUML reported a syntax error in this diagram names the file in the render report. Fix the source; do not paste colors or !include lines, the server is sandboxed.

... is part of rup-flow Pro

You asked for something this edition does not include: a theme, Mermaid, PNG previews, the explorer, scan and the Pro documents. The message includes the address of the Pro page. See Free and Pro compared.

Output directory not found

check needs the structure first. Run init.

The agent invents things

Remind it of the rules: mark every statement as confirmed, assumed or open, and send unknown rules to open-questions.md. If it improvises past what the free edition provides, tell it to name what is missing instead.

Paths with spaces on Windows

Quote them: --root "C:\My Projects\shop".