# Signal 6 app crash **URL:** https://community.thunkable.com/t/signal-6-app-crash/1632601 **Category:** Questions about Thunkable X **Created:** [November 24, 2021, 7:07pm UTC](https://community.thunkable.com/t/signal-6-app-crash/1632601 "2021-11-24T19:07:05Z") **Posts on this page:** 1 **Showing post:** 14
### Author: ![muneer](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/muneer/32/75210_2.png) [@muneer](https://community.thunkable.com/u/muneer) #### Post date: [February 9, 2022, 5:30pm UTC](https://community.thunkable.com/t/signal-6-app-crash/1632601/14 "2022-02-09T17:30:37Z")
If you are using `Web Viewer` then the new guidelines of Apple requires you declare that. The same is true for using `Location Services`. See this. > [@Cannot Submit for App Store Rieview. Your app contains NSUserTrackingUsageDescription](https://community.thunkable.com/t/cannot-submit-for-app-store-rieview-your-app-contains-nsusertrackingusagedescription/1717688/8): > > I’m now able to submit. To address this issue go to App Store Connect \> App Privacy: 1- under Data Types \> Location \> I selected Precise Location \> Next \> Save 2-under the gray Location/Precise Location Section (pictured below) press the blue Edit Button and tick these 3 selections: • Used for App Functionality • Linked to the user’s identity • Used for tracking purposes this is the last option, you must tick Yes, we use precise location data for tracking purposes. This will make the error … --- _[View the full topic](https://community.thunkable.com/t/signal-6-app-crash/1632601)._