> For AI agents: the complete documentation index is available at https://mfdoctor.kevinbeier.com/1.0.0/llms.txt, the full documentation bundle is available at https://mfdoctor.kevinbeier.com/1.0.0/llms-full.txt.

# `runtime/shared-mismatch`

- Category: **reliability**
- Default severity: **error**

## Issue

Runtime shared selection conflicts with installed versions, required ranges, or provider config.

## How to fix it

Align shared versions, singleton/import settings, and providers across hosts and remotes.

Suppress or retarget with `rules["runtime/shared-mismatch"]` set to `"off"` or a severity, see [Suppressions and allowlists](https://mfdoctor.kevinbeier.com/1.0.0/suppressions.md).

## Sources

- [Official source](https://module-federation.io/plugin/plugins/observability-plugin)
- [Official source](https://module-federation.io/configure/shared.html)