For AI agents: the complete documentation index is available at https://mfeflow.github.io/mfeflow/llms.txt, the full documentation bundle is available at https://mfeflow.github.io/mfeflow/llms-full.txt, and this page is available as Markdown at https://mfeflow.github.io/mfeflow/errors/E213.md.
mfeflow

    MFEFLOW_E213

    Installing dependencies failed.

    Fix

    The files the plan wrote, and any package.json, lockfile or workspace file the install changed, were restored. node_modules is not rolled back, so run your package manager install once. Then check your network and package manager and run the command again.