A configuration file could not be read, written, or validated.

The global configuration cannot be replaced in its current state.

Raised when replacement is requested for configuration that is missing or already valid.

Raised when connection resolution or validation fails.

Named connection is missing from the provider's connections.

The active Yera profile does not specify a connection for this provider.

Raised when a provider type is needed at runtime but the active Yera profile's provider map does not include an entry for it.

Raised when MCP server configuration or resolution fails.

An MCP server declaration failed validation.

An MCP connection selected by a profile is not configured.

A model entry has invalid config.

Named model is missing from yera.toml.

Raised when model config resolution or validation fails.

No default model is configured for a given type.

Raised when Yera profile config resolution or validation fails.

The profiles section failed Pydantic validation.

Named Yera profile is missing from yera.toml [profiles].

No active Yera profile could be resolved.

Raised when none of CLI flag, pyproject.toml, or yera.toml default yields a profile name.

A provider entry failed validation.

Named provider is missing from yera.toml.

Raised when provider config resolution or validation fails.

The whole providers section is missing from yera.toml.

No pyproject.toml could be resolved for a project-scoped write.

When message is omitted, default user-facing copy suggests creating pyproject.toml or writing to yera.toml instead.

Raised when settings validation fails fatally.