我有一个很奇怪的问题。我的应用程序适用于所有 iPhone 型号，仅在 iPhone X 上，FlyOver 模式让应用程序崩溃。奇怪的是，它并没有在 Xcode 模拟器上崩溃，而是在设备上崩溃，而不仅仅是在我的 iPhone X 上。
此错误未出现在具有相同 iOS 版本的任何其他型号上。
这是终端在说什么:
2018-03-02 14:37:43.537023+0100 ZTL City[3591:990435] [Unknown process name] CGContextSetAlpha: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537518+0100 ZTL City[3591:990435] [Unknown process name] CGContextSetStrokeColorWithColor: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537691+0100 ZTL City[3591:990435] [Unknown process name] CGContextSetLineWidth: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537702+0100 ZTL City[3591:990435] [Unknown process name] CGContextSetLineJoin: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537719+0100 ZTL City[3591:990435] [Unknown process name] CGContextSetLineCap: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537744+0100 ZTL City[3591:990435] [Unknown process name] CGContextSetMiterLimit: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537772+0100 ZTL City[3591:990435] [Unknown process name] CGContextBeginPath: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537788+0100 ZTL City[3591:990435] [Unknown process name] CGContextAddPath: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537814+0100 ZTL City[3591:990435] [Unknown process name] CGContextDrawPath: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537824+0100 ZTL City[3591:990435] [Unknown process name] CGContextRestoreGState: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537856+0100 ZTL City[3591:990435] [Unknown process name] CGContextRestoreGState: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
2018-03-02 14:37:43.537875+0100 ZTL City[3591:990435] [Unknown process name] CGContextSetBaseCTM: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.
有时它会回到我身边:
Metal returned null texture
我真的无法理解为什么只在 iPhone X 上它会崩溃。 Apple 是否改变了 iPhone X 上的实现方式？
最佳答案
最终，随着 iOS 11.3 的发布，Apple 解决了内存分配问题。
关于ios - FlyOver 仅在 iPhone X Xcode 上崩溃，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/49070387/