我的iPhone应用在模拟器中运行良好但在设备(iPod touch 3.1.2)测试中崩溃,我收到以下错误

Question

我在iPod touch上运行myapp,我发现它错过了一些库.这是什么原因？

[Session started at 2010-03-19 15:57:04 +0800.]
GNU gdb 6.3.50-20050815 (Apple version gdb-1128) (Fri Dec 18 10:08:53 UTC 2009)
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There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "--host=i386-apple-darwin --target=arm-apple-darwin".tty /dev/ttys007
Loading program into debugger…
Program loaded.
target remote-mobile /tmp/.XcodeGDBRemote-237-78
Switching to remote-macosx protocol
mem 0x1000 0x3fffffff cache
mem 0x40000000 0xffffffff none
mem 0x00000000 0x0fff none
run
Running…
[Switching to thread 11779]
[Switching to thread 11779]
sharedlibrary apply-load-rules all
(gdb) continue
warning: Unable to read symbols for "/Library/MobileSubstrate/MobileSubstrate.dylib" (file not found).
2010-03-19 15:57:18.892 myapp[2338:207] MS:Notice: Installing: com.yourcompany.myapp [myapp] (478.52)
2010-03-19 15:57:19.145 myapp[2338:207] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/Backgrounder.dylib
warning: Unable to read symbols for "/Library/MobileSubstrate/DynamicLibraries/Backgrounder.dylib" (file not found).
warning: Unable to read symbols for "/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS3.1.2.sdk/usr/lib/libsubstrate.dylib" (file not found).
MS:Warning: message not found [myappAppDelegate applicationWillResignActive:]
MS:Warning: message not found [myappAppDelegate applicationDidBecomeActive:]
2010-03-19 15:57:19.550 myapp[2338:207] in FirstViewController
2010-03-19 15:57:20.344 myapp[2338:207] in load table view
2010-03-19 15:57:20.478 myapp[2338:207] in loading splash view
2010-03-19 15:57:22.793 myapp[2338:207] in set interface
Program received signal:  “0”.
warning: check_safe_call: could not restore current frame

Answer 1

信号0通常(但不总是)与耗尽内存的设备相关.在我自己的测试中,我看到一个应用程序在加载大图像或内存管理不良后退出信号0.

重新启动设备可能有所帮助,但由于您似乎正在使用越狱的iPhone/iPod,可能会出现任何问题.

我猜想所有的后台应用程序占用了大量的内存,而你的应用程序却没有留下任何内存.在调试器中挂钩时效果会被放大,因为这需要额外的内存来运行.

我的建议是不要使用越狱的iPhone/iPod.但那完全是你的呼唤.