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Fixed in 2018.1.X
Fixed in 2017.1.X, 2017.2.X, 2017.3.X
Votes
1
Found in
2017.3.0b3
Issue ID
956318
Regression
No
[iOS11] 'API called on a background thread: - [UIApplication delegate] > UnityCurrentOrientation' on launch in an empty project
Reproduction steps:
1. Create a new Unity project.
2. Build and run to iOS device.
3. Check the Xcode console:
Main Thread Checker: UI API called on a background thread: -[UIApplication delegate]
PID: 2204, TID: 2872809, Thread name: (none), Queue name: NSOperationQueue 0x1c4039300 (QOS: UNSPECIFIED), QoS: 0
Backtrace:
4 ProductName 0x00000001011f5fbc UnityCurrentOrientation + 60
5 ProductName 0x00000001011e3e14 __UnityCoreMotionStart_block_invoke + 108
6 Foundation 0x00000001855ba310 <redacted> + 16
7 Foundation 0x00000001854fa9e4 <redacted> + 72
…
18 libdispatch.dylib 0x00000001845821c8 <redacted> + 596
19 libdispatch.dylib 0x0000000184581f10 <redacted> + 120
20 libsystem_pthread.dylib 0x000000018481b130 _pthread_wqthread + 1268
21 libsystem_pthread.dylib 0x000000018481ac30 start_wqthread + 4
Reproduced with:
5.6.3p4, 2017.1.2f1, 2017.2.0f2, 2017.3.0b3
iPad Mini 4 iOS 11.0
iPhone 6s iOS 11.0
Not reproducible with:
iPad 5 iOS 10.3.3
iPad Air 2 iOS 9.2
Comments (15)
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MackNugget
Dec 06, 2017 23:27
Seeing it as well on Unity 2017.1.0p3
Zoopermanwell
Dec 04, 2017 21:18
I'm getting this bug also.
outgunned
Nov 22, 2017 20:46
Still getting this in 2017.3.0b10
ScottyB
Nov 03, 2017 01:22
I have just run up against this bug while using Unity 2017.1.2p2. This is a shipstopper for us. How long until we see a patch for this bug?
darasan
Oct 22, 2017 09:59
Is there any update on when this will be patched? We urgently need a fix. Thank you!