# Crash on iOS SDK **URL:** \ **Category:** iOS\ **Created:** [April 17, 2020, 9:20am UTC](https://devforum.zoom.us/t/crash-on-ios-sdk/13640 "2020-04-17T09:20:33Z")\ **Posts on this page:** 5\ **Page:** 1
**Author:** ![idit.barash](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/idit.barash/32/2636_2.png) [@idit.barash](https://devforum.zoom.us/u/idit.barash)\ **Post date:** [April 17, 2020, 9:20am UTC](https://devforum.zoom.us/t/crash-on-ios-sdk/13640/1 "2020-04-17T09:20:33Z")
**Description** We get a crash on iOS SDK. I don’t have a clear scenario. This is the crash log from Crashlytics: Crashed: NSOperationQueue 0x10a463930 (QOS: UNSPECIFIED) 0 libsystem\_platform.dylib 0x1a7572518 \_platform\_memmove + 40 1 MobileRTC 0x10370bd8c TermSBPTUIModule(Cmm::ICmmMessageQueueClient\*) + 9992088 2 MobileRTC 0x10370c228 TermSBPTUIModule(Cmm::ICmmMessageQueueClient\*) + 9993268 3 MobileRTC 0x10309e3a8 TermSBPTUIModule(Cmm::ICmmMessageQueueClient\*) + 3251636 4 MobileRTC 0x10309e4fc TermSBPTUIModule(Cmm::ICmmMessageQueueClient\*) + 3251976 5 MobileRTC 0x103069700 TermSBPTUIModule(Cmm::ICmmMessageQueueClient\*) + 3035404 6 MobileRTC 0x103063cec TermSBPTUIModule(Cmm::ICmmMessageQueueClient\*) + 3012344 7 MobileRTC 0x103085a8c TermSBPTUIModule(Cmm::ICmmMessageQueueClient\*) + 3151000 8 MobileRTC 0x10330ead8 TermSBPTUIModule(Cmm::ICmmMessageQueueClient\*) + 5809380 9 MobileRTC 0x102d53848 ios\_getpid() + 858380 10 MobileRTC 0x102c408dc (Missing) 11 CoreMotion 0x1b462c77c CLClientCreateIso6709Notation + 30844 12 Foundation 0x1a7c3c9d4 **NSBLOCKOPERATION\_IS\_CALLING\_OUT\_TO\_A\_BLOCK** + 24 13 Foundation 0x1a7b3e4a8 -[NSBlockOperation main] + 104 14 Foundation 0x1a7c3ed30 **NSOPERATION\_IS\_INVOKING\_MAIN** + 24 15 Foundation 0x1a7b3e124 -[NSOperation start] + 740 16 Foundation 0x1a7c3f75c **NSOPERATIONQUEUE\_IS\_STARTING\_AN\_OPERATION** + 24 17 Foundation 0x1a7c3f21c \_\_NSOQSchedule\_f + 184 18 libdispatch.dylib 0x1a751e39c \_dispatch\_block\_async\_invoke2 + 144 19 libdispatch.dylib 0x1a7511fd8 \_dispatch\_client\_callout + 20 20 libdispatch.dylib 0x1a7514758 \_dispatch\_continuation\_pop + 408 21 libdispatch.dylib 0x1a7513eb8 \_dispatch\_async\_redirect\_invoke + 596 22 libdispatch.dylib 0x1a7520bd4 \_dispatch\_root\_queue\_drain + 348 23 libdispatch.dylib 0x1a7521384 \_dispatch\_worker\_thread2 + 120 24 libsystem\_pthread.dylib 0x1a7577690 \_pthread\_wqthread + 216 25 libsystem\_pthread.dylib 0x1a757d9e8 start\_wqthread + 8 **Which version?** 4.6.15084.0206 **Smartphone (please complete the following information):** - Device: iPhone XR - OS: 13.3.1 **Additional context** We use only Join Meeting feature in the SDK. ---
**Author:** ![Murray\_Li](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/murray_li/32/58_2.png) [@Murray\_Li](https://devforum.zoom.us/u/Murray_Li)\ **Post date:** [April 17, 2020, 10:58am UTC](https://devforum.zoom.us/t/crash-on-ios-sdk/13640/2 "2020-04-17T10:58:32Z")
We had fixed the crash, update SDK to the latest version. Thanks ---
**Author:** ![idit.barash](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/idit.barash/32/2636_2.png) [@idit.barash](https://devforum.zoom.us/u/idit.barash)\ **Post date:** [April 17, 2020, 12:09pm UTC](https://devforum.zoom.us/t/crash-on-ios-sdk/13640/3 "2020-04-17T12:09:47Z")
OK, I’ll upgrade. Thanks! ---
**Author:** ![carson.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/carson.zoom/32/785_2.png) [@carson.zoom](https://devforum.zoom.us/u/carson.zoom)\ **Post date:** [April 17, 2020, 10:59pm UTC](https://devforum.zoom.us/t/crash-on-ios-sdk/13640/4 "2020-04-17T22:59:09Z")
Please let us know if any updates. Happy Zooming! ---
**Author:** ![DeveloperBot](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/developerbot/32/12632_2.png) [@DeveloperBot](https://devforum.zoom.us/u/DeveloperBot)\ **Post date:** [August 21, 2020, 8:33pm UTC](https://devforum.zoom.us/t/crash-on-ios-sdk/13640/5 "2020-08-21T20:33:23Z")
Closed on August 21, 2020, 8:33pm UTC