lerna/lerna · error · ValidationError

ENOENT

ENOENT

Error message

No pnpm-workspace.yaml found. See https://pnpm.io/workspaces for help configuring workspaces in pnpm.

What it means

Error "No pnpm-workspace.yaml found. See https://pnpm.io/workspaces for help configuring workspaces in pnpm." thrown in lerna/lerna.

Source

Thrown at libs/core/src/lib/project/index.ts:326

        "ECONFIGWORKSPACES",
        `The "useWorkspaces" option has been removed. By default lerna will resolve your packages using your package manager's workspaces configuration. Alternatively, you can manually provide a list of package globs to be used instead via the "packages" option in lerna.json.`
      );
    }
  }

  #resolvePnpmWorkspaceConfig(): PnpmWorkspaceConfig {
    let config: PnpmWorkspaceConfig;

    try {
      const configLocation = path.join(this.rootPath, "pnpm-workspace.yaml");
      const configContent = fs.readFileSync(configLocation, { encoding: "utf8" });
      config = load(configContent) as PnpmWorkspaceConfig;
    } catch (err) {
      // TODO: refactor to address type issues
      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
      // @ts-ignore
      if (err.message.includes("ENOENT: no such file or directory")) {
        throw new ValidationError(
          "ENOENT",
          "No pnpm-workspace.yaml found. See https://pnpm.io/workspaces for help configuring workspaces in pnpm."
        );
      }

      // TODO: refactor to address type issues
      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
      // @ts-ignore
      throw new ValidationError(err.name, err.message);
    }

    return config;
  }

  /**
   * By default, the user's package manager workspaces configuration will be used to resolve packages.
   * However, they can optionally specify an explicit set of package globs to be used instead.
   *

View on GitHub (pinned to 35d15a1567)

When it happens

Trigger: Thrown at libs/core/src/lib/project/index.ts:326 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of lerna/lerna@35d15a1567 (2026-08-27). Data as JSON: /api/errors/5d85d63a3c26014b. Report an issue: GitHub.