# Error Iphone 8 Xcode 9

**URL:** <https://forums.kodeco.com/t/error-iphone-8-xcode-9/34713>\
**Category:** 2D iOS & tvOS Games by Tutorials\
**Created:** [September 21, 2017, 3:06pm UTC](https://forums.kodeco.com/t/error-iphone-8-xcode-9/34713 "2017-09-21T15:06:43Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![archideus](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/archideus/32/81494_2.png) [@archideus](https://forums.kodeco.com/u/archideus)\
**Post date:** [September 21, 2017, 3:06pm UTC](https://forums.kodeco.com/t/error-iphone-8-xcode-9/34713/1 "2017-09-21T15:06:43Z")

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2017-09-21 18:04:58.079750+0300 ZombieConga[6480:772618] 378: failed assertion: inChannelsPerFrame \>= 4

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**Author:** ![liamnichols](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/liamnichols/32/97664_2.png) [@liamnichols](https://forums.kodeco.com/u/liamnichols)\
**Post date:** [September 21, 2017, 7:24pm UTC](https://forums.kodeco.com/t/error-iphone-8-xcode-9/34713/2 "2017-09-21T19:24:54Z")

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Hello @archideus! Unfortunately we’ve not updated this book for iOS 11 and Xcode 9 yet so you might run into errors like this ☹

For now, please download Xcode 8 from [developer.apple.com/download/more](http://developer.apple.com/download/more) and try again.

Let me know how you get on! 🙂

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**Author:** ![archideus](https://assets.chunter.kodeco.com/user_avatar/forums.kodeco.com/archideus/32/81494_2.png) [@archideus](https://forums.kodeco.com/u/archideus)\
**Post date:** [September 22, 2017, 6:43am UTC](https://forums.kodeco.com/t/error-iphone-8-xcode-9/34713/3 "2017-09-22T06:43:12Z")

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Ok.  
Thank you, an attempt to solve the problem yourself  
P.S. Wait for book update

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**Author:** ![system](https://s3.amazonaws.com/cdn.raywenderlich.com/community/forum-assets/noun-game-ghost-878668.png) [@system](https://forums.kodeco.com/u/system)\
**Post date:** [March 7, 2018, 7:06am UTC](https://forums.kodeco.com/t/error-iphone-8-xcode-9/34713/4 "2018-03-07T07:06:52Z")

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