Failed to reach build target in dockerfile. Oct 30, 2021 · I'm getting this error in my PR pipeline and I'm not sure what the cause and solution is. io/library. Nov 2, 2025 · This means that when your Docker build process (docker build command) reached the FROM line in your Dockerfile, it tried to find and download the metadata (information about the image layers) for the base image openjdk:21-slim-buster from the default registry, docker. v0: failed to create LLB definition: target stage production could not be found This is my Docker-file: FROM node:14-alpine AS backend Nov 9, 2023 · FROM base AS build WORKDIR /${TARGET_BUILD_STAGE} The current workaround for this is to declare an ARG and pass in the same value to the build argument like this: docker build --target production --build-arg TARGET_BUILD_STAGE=production . The Docker task is pretty well templated and the stage does exist in my Dockerfile: # docker. I wonder if there's an official solution supported by Docker. Here are some common causes and solutions for this error: 1 day ago · I think that there’s an issue with . /b2 install command. This is done to ensure dev dependencies never make it to the final image. The --target flag is apparently ignored, and the build runs all stages before and after the specified stage. Jul 24, 2021 · docker build . -t api but when using docker-compose to build it using this command: docker-compose build I get this Error: failed to solve: rpc error: code = Unknown desc = failed to solve with frontend dockerfile. . This means, that when you specify --target option, you only specifying the last target which will be built so all before that will be included in the Dec 21, 2021 · docker build --target build_stage_target -t build_name . Mar 28, 2022 · genesi5 commented on Apr 21, 2022 Seems like i've faced the same problem. Is this indeed not supported or could I be doing Jun 2, 2021 · On the command line, docker build builds all stages if you don't pass the --target flag and so this serves to fail the build if any of the static analysis fails. It builds the whole Dockerfile instead of exact target block with its dependencies if required. Running the above command in my pipelines does not produce the desired results. This issue typically occurs when using Docker BuildKit with multi-stage builds or complex Dockerfile setups where Docker cannot resolve or identify the build stages correctly. yaml parameter Mar 25, 2020 · Once the code finds this, I can then do a docker build where I tag this specific stage as something like imagename-stage:firststage. 4, but I have a problem when I run : docker-compose up -d The error : Step 23/33 : VOLUME /srv/api/var ---> Running in 6ada260490ac ---> 54d855296991 Removing intermediate container 6ad Nov 22, 2025 · In this blog, we’ll demystify multi-stage Dockerfiles, explore the role of the `--target` flag, and explain why Docker builds dependencies of the target stage—even when you only ask for one. However as the documentation describes you can also have multi-stage docker files without a name: Hello, I would like to install the distribution 2. Do you have any suggestion? Thanks. The validation stage is "throwaway" because it's not required in any way by the final release stage. 3. In docker build docs it says When building a Dockerfile with multiple build stages, --target can be used to specify an intermediate build stage by name as a final stage for the resulting image. Commands after the target stage will be skipped. Sep 11, 2023 · Turns out that, unless the --target flag specifies otherwise, the last stage defined in the Dockerfile will be the stage built when you run the build command. srb szk ilp ojm hsw ayg jnv xdh ukm twi oks ddl tsm zsb grj