Xcode 10 repeatedly crashing due to UI access on main thread
Originator: | matej | ||
Number: | rdar://45005773 | Date Originated: | 04-Oct-2018 02:24 PM |
Status: | Open | Resolved: | |
Product: | Developer Tools | Product Version: | 10 |
Classification: | Crash/Hang/Data Loss | Reproducible: | Sometimes |
Summary: Xcode 10 regularly crashes during use with the following exception: CoreAnimation: CA_ASSERT_MAIN_THREAD_TRANSACTIONS is set and an implicit transaction wasn't created on a main thread. The crash occurs on Dispatch queue: com.apple.NSXPCConnection.user.com.apple.dt.Xcode.sourcecontrol.Git. Steps to Reproduce: Unknown. Might be related to the Xcode commit UI. Expected Results: Xcode should not access AppKit on a background thread. Actual Results: Xcode accesses AppKit on a background thread. Version: 10 Notes: See attached crash report. Might only occur on touch-bar macs. Did also not occur before upgrading to macOS Mojave.
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