# Lottie animations work on IOS but in android they crash the app **URL:** \ **Category:** Questions about Thunkable X\ **Created:** [June 18, 2019, 7:20pm UTC](https://community.thunkable.com/t/lottie-animations-work-on-ios-but-in-android-they-crash-the-app/111655 "2019-06-18T19:20:38Z")\ **Posts on this page:** 1\ **Showing post:** 5
**Author:** ![Mark](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/mark/32/18133_2.png) [@Mark](https://community.thunkable.com/u/Mark)\ **Post date:** [December 14, 2019, 12:28am UTC](https://community.thunkable.com/t/lottie-animations-work-on-ios-but-in-android-they-crash-the-app/111655/5 "2019-12-14T00:28:16Z")
> [@Critical error when using animation](http://community.thunkable.com/t/critical-error-when-using-animation/365941/3): > > This is a known issue in Android. Many Lottie animation files are created from a tool called bodymovin. A little while back that tool was updated and and started generating files in a slightly different way. These new files exposed a bug in the Android version of the 3rd party package that we (indirectly) use to render those animations. We’ve been waiting a while for that package to get updated and incorporated into Expo (one of our primary frameworks). That recently happened. We hope to be a… --- _[View the full topic](https://community.thunkable.com/t/lottie-animations-work-on-ios-but-in-android-they-crash-the-app/111655)._