# Cash on loading URL preview thumbnail

**URL:** <https://community.sendbird.com/t/cash-on-loading-url-preview-thumbnail/6644>\
**Category:** iOS\
**Created:** [February 25, 2023, 12:35am UTC](https://community.sendbird.com/t/cash-on-loading-url-preview-thumbnail/6644 "2023-02-25T00:35:49Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![billibala](https://sea2.discourse-cdn.com/flex020/user_avatar/community.sendbird.com/billibala/32/3124_2.png) [@billibala](https://community.sendbird.com/u/billibala)\
**Post date:** [February 25, 2023, 12:35am UTC](https://community.sendbird.com/t/cash-on-loading-url-preview-thumbnail/6644/1 "2023-02-25T00:35:49Z")

</div>

Chat view crash on loading URL preview thumbnail.

- Run iOS SDK Sample app in iOS simulator
- Open a chat view
- Enter a linked in URL. e.g. [Sign Up | LinkedIn](https://www.linkedin.com/groups/14195761)
- Xcode debugger breaks at: [sendbird-uikit-ios/UIImage+SBUIKit.swift at 67fb32975f0f80a3cb407ad011c4ad35a1d6c04d · sendbird/sendbird-uikit-ios · GitHub](https://github.com/sendbird/sendbird-uikit-ios/blob/67fb32975f0f80a3cb407ad011c4ad35a1d6c04d/Sources/Extension/UIImage%2BSBUIKit.swift#L230)  
 ![Screenshot 2023-02-24 at 3.57.00 PM](https://us1.discourse-cdn.com/flex020/uploads/sendbird/original/2X/a/a213591006a0c03f40c40039387a4aa1a41aa88d.jpeg)