---
title: "SourceAlreadyExists | Mobile sdk | Mobile sdk android | Android"
description: "SourceAlreadyExists"
---

> 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.

# SourceAlreadyExists

data object [SourceAlreadyExists](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style/-m-t-style-error/-source-already-exists/) : [MTStyleError](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.map.style/-m-t-style-error/)

Source with the same id already added to the map.

Members

## Properties

[cause](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-error/-invalid-pack/#-654012527%2FProperties%2F1466267346)

open val [cause](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-error/-invalid-pack/#-654012527%2FProperties%2F1466267346): [Throwable](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-throwable/index.html)?

[message](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-error/#1824300659%2FProperties%2F1466267346)

open val [message](https://docs.maptiler.com/mobile-sdk/android/api/-map-tiler-s-d-k/com.maptiler.maptilersdk.offline/-m-t-offline-error/#1824300659%2FProperties%2F1466267346): [String](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-string/index.html)?