Question

当我在iPod 4G上运行我的应用程序时，它只显示一个空白屏幕。这是日志：

run
Running…
[Switching to thread 11779]
[Switching to thread 11779]
Re-enabling shared library breakpoint 1
continue
objc[1014]: Class OutgoingMessage is implemented in both /System/Library/PrivateFrameworks/Message.framework/Message and /var/mobile/Applications/2930A145-7E61-4083-B893-FDBAE148FEF7/ABC.app/ABC. One of the two will be used. Which one is undefined.
objc[1014]: Class Message is implemented in both /System/Library/PrivateFrameworks/MIME.framework/MIME and /var/mobile/Applications/2930A145-7E61-4083-B893-FDBAE148FEF7/ABC.app/ABC. One of the two will be used. Which one is undefined.
Watchdog has expired.  Remote device was disconnected?  Debugging session terminated.
Watchdog has expired.  Remote device was disconnected?  Debugging session terminated.

The Debugger has exited due to signal 15 (SIGTERM).The Debugger has exited due to signal 15 (SIGTERM).

任何人都可以帮我解决这个问题吗？这适用于iPhone 4，iPhone 3gs和iPad1。

Answer 1

尝试运行示例代码，以查看代码或设备是否存在问题。如果问题出在您的代码中，请尝试逐步评论didFinishLaunchingWithOptions

中的内容

还要注意课程（例如MFMailComposeViewController），在使用它们之前必须检查其功能（如canSendMail）

应用程序在ipod上获取空白屏幕

1 个答案: