Do these kinds of errors produce any events on the https://status.balena.io/ api? I sometimes get intermittent errors such as this, or errors such as 404 no such image, which are resulting from internal errors. Whenever these errors occur I always check the status api and it’s always in the green.
[Info] Generating image deltas from release db3145b89bffcdeea531936f2d31ed4d (id: 1432011)
[Warning] Failed to generate deltas due to an internal error; will be generated on-demand
[Info] Uploading images
[Error] An error occured: (HTTP code 404) no such image - no such image: 20ef3e8178d9: No such image: 20ef3e8178d9:latest
[Info] Built on arm03
[Error] Not deploying release.