ErrLookup › astral-sh/uv

astral-sh/uv

An extremely fast Python package and project manager, written in Rust. · Rust · 588 source files

Analyzed at f1a42680ff on 2026-08-16. 55 documented errors.

Code / Message	Type	Severity	Tags
was not properly installed	exception	error	build-backend, pep-517, packaging, environment, path
Could not find the uv binary in any of the following…	exception	error	packaging, pypi, binary, environment, filenotfound
The file ` ` appears to be a `pylock.toml` file, but…	validation	error	uv, constraints, pylock-toml, file-format, pip-interface
Cannot specify paths for groups with a `pylock.toml` file…	validation	error	uv, pylock-toml, dependency-groups, api-misuse, pip-interface
Workspace does not contain any buildable packages. For…	validation	error	build, build-system, workspace
Extra names must start and end with a letter or digit and…	validation	error	cli, validation, extras, packaging, arguments
Multiple `pylock.toml` files specified	validation	error	pylock, requirements, configuration, merge
pip-compile's `--reuse-hashes` is unsupported (uv doesn't…	validation	error	cli, pip-tools, compatibility, compile
Cannot use ` ` as a constraint file	validation	error	uv, constraints, pylock-toml, api-misuse
pip-compile's `--resolver=legacy` is unsupported (uv always…	validation	error	cli, pip-tools, compatibility, resolver, compile
Failed to login with code	exception	error	auth, login, network, http-status
pip-compile's `--emit-options` is unsupported (try…	validation	error	cli, pip-tools, compatibility, compile, requirements
pip-compile's `--emit-trusted-host` is unsupported	validation	error	cli, pip-tools, compatibility, tls, compile
You must use import runpy; runpy.run_path(this_file)	exception	error	virtualenv, activation, runpy, python, embedding
pip-compile's `--config` is unsupported (uv does not use a…	validation	error	cli, pip-tools, compatibility, configuration, compile
The file ` ` appears to be a TOML file, but constraints…	validation	error	uv, constraints, toml, file-format, pip-interface
` ` does not contain inline script metadata	validation	error	uv, pep723, inline-script-metadata, uv-run, file-format
There is no command . Did you mean one of	validation	warning	help, cli-usage, clap
Cannot use ` ` as an override file	validation	error	uv, overrides, pylock-toml, api-misuse
pip's `--user` is unsupported (use a virtual environment…	validation	error	cli, pip, compatibility, virtualenv, user-site
pip-sync's `--ask` is unsupported (uv never asks for…	validation	error	cli, pip-tools, compatibility, sync, confirmation
Using `uv. ` is not allowed; build backend functionality is…	exception	error	build-backend, pep-517, packaging, migration, attributeerror
pip-sync's `--user` is unsupported (use a virtual…	validation	error	cli, pip-tools, compatibility, sync, virtualenv, user-site
pip-compile's `--client-cert` is unsupported (uv doesn't…	validation	error	cli, pip-tools, compatibility, mtls, network, compile
Conda environment files	validation	error	uv, conda, environment-yml, unsupported-format, pip-interface
pip-compile's `--pip-args` is unsupported (try passing…	validation	error	cli, pip-tools, compatibility, compile, arguments
pip-sync's `--python-executable` is unsupported (to install…	validation	error	cli, pip-tools, compatibility, sync, virtualenv
Multiple index URLs specified	validation	error	index, requirements, configuration, merge
Failed to fetch credentials for	exception	error	auth, keyring, credentials, token
Cannot specify constraints with a `pylock.toml` file	validation	error	uv, pylock-toml, constraints, api-misuse, pip-interface
pip-sync's `--config` is unsupported (uv does not use a…	validation	error	cli, pip-tools, compatibility, sync, configuration
The file ` ` appears to be a ` ` file, but overrides must…	validation	error	uv, overrides, pyproject-toml, file-format, pip-interface
Pass `--wheel` explicitly to build a wheel from a source…	validation	error	build, sdist, wheel, cli-usage
Cannot specify additional requirements alongside a…	validation	error	uv, pylock-toml, requirements, api-misuse, pip-interface
pip-sync's `--client-cert` is unsupported (uv doesn't…	validation	error	cli, pip-tools, compatibility, sync, mtls, network
Package ` ` not found in workspace	validation	error	build, workspace, package-selection
Package ` ` is missing a ` `. For example, to build with `…	validation	error	build, build-system, pyproject, package-selection
Cannot use ` ` as an exclude file	validation	error	uv, excludes, pylock-toml, api-misuse
No packages found in workspace	validation	error	build, workspace, configuration
Cannot specify overrides with a `pylock.toml` file	validation	error	uv, pylock-toml, overrides, api-misuse, pip-interface
File not found	validation	error	uv, requirements-file, file-not-found, path, pip-interface
The file ` ` appears to be a `pylock.toml` file, but…	validation	error	uv, overrides, pylock-toml, file-format, pip-interface
Failed to read	exception	error	uv, pyproject-toml, io, permissions, pip-interface
Cannot specify `--package` when building from a file	validation	error	build, cli-usage, package-selection
pip-sync's `--pip-args` is unsupported (try passing…	validation	error	cli, pip-tools, compatibility, sync, arguments
The file ` ` appears to be a TOML file, but overrides must…	validation	error	uv, overrides, toml, file-format, pip-interface
Unnamed requirements are not allowed as exclusions	validation	error	exclusions, requirements, validation
pip-compile's `--max-rounds` is unsupported (uv always…	validation	error	cli, pip-tools, compatibility, resolver, compile
Unnamed requirements are not allowed as constraints	validation	error	constraints, requirements, validation
Login session timed out after	exception	error	auth, login, timeout, headless
Cannot specify `--all-packages` when building from a file	validation	error	build, cli-usage, package-selection
Source ` ` does not exist	validation	error	build, filesystem, path
Building an `--sdist` from a source distribution is not…	validation	error	build, sdist, cli-usage
=> didn't increase the version; when bumping to a dev…	validation	error
=> didn't increase the version; when bumping to a…	validation	error