The Rover explain command

Usually when a Rover command results in an error, the command's output includes an error code:

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rover supergraph compose --config supergraph.yaml
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Composing supergraph with Federation v2.0.5.
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error[E029]: Encountered 1 build error while trying to build a supergraph.

The command above resulted in an error with code E029.

You can use the rover explain command to output the description for a particular error code:

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rover explain E029

Descriptions for all Rover error codes are also available in this article.