Buildx errors

Browse documented buildx errors, error messages, troubleshooting explanations, and fixes across products, tools, and platforms.

These pages help users compare related error messages, common causes, and how-to-fix steps across different tools that fail in the same way.

Buildx errors are often searched as exact messages or short problem phrases, so this hub is designed to work as both a documentation browse surface and a search landing area.

The pages in this category focus on what the error means, what usually causes it, and which checks help narrow the issue fastest across different products and platforms.

Docker

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Loading the build result for multi-platform images is not supported

Docker Buildx could not load a multi-platform build result locallyDocker

ReservedStageName

Docker Buildx found a reserved stage name in the DockerfileDocker Buildx

InvalidDefaultArgInFrom

Docker Buildx found an invalid default argument in FROMDocker Buildx

UndefinedArgInFrom

Docker Buildx found an undefined build argument in FROMDocker Buildx

JSONArgsRecommended

Docker Buildx recommends JSON-form command argumentsDocker Buildx