---
title: "MTOfflineCoverageInputError | Mobile sdk | Mobile sdk ios | Ios"
description: "Errors that can occur during coverage input normalization."
---

> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.

# MTOfflineCoverageInputError

```
public enum MTOfflineCoverageInputError : Error, Equatable
```

Errors that can occur during coverage input normalization.

-   `[invalidZoom(_:)](#/s:11MapTilerSDK27MTOfflineCoverageInputErrorO11invalidZoomyACSScACmF)`
    
    Undocumented
    
    #### Declaration
    
    Swift
    
    ```
    case invalidZoom(String)
    ```
    
-   `[invalidZoomRange(_:)](#/s:11MapTilerSDK27MTOfflineCoverageInputErrorO16invalidZoomRangeyACSScACmF)`
    
    Undocumented
    
    #### Declaration
    
    Swift
    
    ```
    case invalidZoomRange(String)
    ```
    
-   `[invalidTileSize(_:)](#/s:11MapTilerSDK27MTOfflineCoverageInputErrorO15invalidTileSizeyACSScACmF)`
    
    Undocumented
    
    #### Declaration
    
    Swift
    
    ```
    case invalidTileSize(String)
    ```
    
-   `[invalidScheme(_:)](#/s:11MapTilerSDK27MTOfflineCoverageInputErrorO13invalidSchemeyACSScACmF)`
    
    Undocumented
    
    #### Declaration
    
    Swift
    
    ```
    case invalidScheme(String)
    ```