---
title: "ModelUpdateError.invalidState(debugDescription:)"
framework: createmlcomponents
role: symbol
role_heading: Case
path: "createmlcomponents/modelupdateerror/invalidstate(debugdescription:)"
---

# ModelUpdateError.invalidState(debugDescription:)

An error that indicates that a default initialized transformer suitable for fitting cannot perform apply before performing an update.

## Declaration

```swift
case invalidState(debugDescription: String)
```