# Type Alias RegistrationError

RegistrationError:
| { type: "duplicate_id"; pluginId: string }
| { type: "invalid_manifest"; message: string }
| { type: "missing_capability"; capability: string }
| { type: "validation_failed"; message: string }
| { type: "registry_frozen" }

Registration error when adding a plugin to the registry.

- Defined in packages/nexus-agents/src/pipeline/plugin-types.ts:122