---
title: "ConcatenationError.nonUniformShapes(columnName:)"
framework: createmlcomponents
role: symbol
role_heading: Case
path: "createmlcomponents/concatenationerror/nonuniformshapes(columnname:)"
---

# ConcatenationError.nonUniformShapes(columnName:)

A column contains arrays or shaped arrays with non-uniform shapes.

## Declaration

```swift
case nonUniformShapes(columnName: String)
```

## See Also

### Analyzing the error

- [ConcatenationError.mismatchedShapes](createmlcomponents/concatenationerror/mismatchedshapes.md)