# Getting Error Code 11 in iOS **URL:** \ **Category:** iOS\ **Created:** [June 13, 2024, 7:20am UTC](https://devforum.zoom.us/t/getting-error-code-11-in-ios/111873 "2024-06-13T07:20:29Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![ajay\_corey](https://avatars.discourse-cdn.com/v4/letter/a/6f9a4e/32.png) [@ajay\_corey](https://devforum.zoom.us/u/ajay_corey)\ **Post date:** [June 13, 2024, 7:20am UTC](https://devforum.zoom.us/t/getting-error-code-11-in-ios/111873/1 "2024-06-13T07:20:29Z")
### Format Your New Topic as Follows: **Video SDK Type and Version** iOS v6.0.10.15735 **Description** Created JWT using App Client ID and Client Secret When using that JWT in XCode we are getting error code 11 **Error?** SDK authentication failed, error code:11 **How To Reproduce** _Steps to reproduce the behavior including:_ Build the App at marketplace zoom us Created JWT using App Client ID and Client Secret When using that JWT in XCode we are getting error code 11 It was run on iPad Gen 10 iOS 17 App Logs: /var/mobile/Containers/Data/Application/CC5178A3-FC02-406B-BCD0-EE4CA952861F/Documents nw\_application\_id\_create\_self NECP\_CLIENT\_ACTION\_GET\_SIGNED\_CLIENT\_ID [80: Authentication error] Failed to resolve host network app id You choose ZoomUI! old data has cpoied done MobileRTC initialize======\>success MobileRTC Version: 6.0.12 (15920) MobileRTC onMobileRTCAuthReturn 11 MobileRTC onMobileRTCAuthReturn 11 MobileRTC onMobileRTCAuthReturn 11 ---
**Author:** ![system](https://us1.discourse-cdn.com/flex016/uploads/zoomdeveloper/original/3X/6/1/614bdd549b610bbaa46ff934617683a02bdaa03c.png) [@system](https://devforum.zoom.us/u/system)\ **Post date:** [July 13, 2024, 5:20pm UTC](https://devforum.zoom.us/t/getting-error-code-11-in-ios/111873/2 "2024-07-13T17:20:44Z")
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