Iphone sdk sample AVCam to drive 出现以下错误。
warning: Unable to read symbols for /Library/MobileSubstrate/MobileSubstrate.dylib (file not found).
warning: Unable to read symbols for /Library/Frameworks/CydiaSubstrate.framework/Libraries/SubstrateLoader.dylib (file not found).
2011-05-17 14:12:15.927 AVCam[225:607] MS:Notice: Installing: com.224ok.movieplayer [AVCam] (550.58)
2011-05-17 14:12:15.973 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/3GMy3G.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/3GMy3G.dylib (file not found).
warning: Unable to read symbols for /Developer/Platforms/iPhoneOS.platform/DeviceSupport/4.3.2 (8H7)/Symbols/usr/lib/libcrypto.0.9.8.dylib (file not found).
warning: Unable to read symbols for /Developer/Platforms/iPhoneOS.platform/DeviceSupport/4.3.2 (8H7)/Symbols/usr/lib/libsubstrate.dylib (file not found).
2011-05-17 14:12:16.393 AVCam[225:607] My3G waiting for User Prompt in com.224ok.movieplayer v4.8..
2011-05-17 14:12:16.408 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/Activator.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/Activator.dylib (file not found).
2011-05-17 14:12:16.823 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/AskToCall.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/AskToCall.dylib (file not found).
MS:Warning: nil class argument
MS:Warning: nil class argument
2011-05-17 14:12:17.084 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/Backgrounder.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/Backgrounder.dylib (file not found).
2011-05-17 14:12:17.300 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/KeyboardFix.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/KeyboardFix.dylib (file not found).
2011-05-17 14:12:17.486 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/Springtomize.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/Springtomize.dylib (file not found).
MS:Warning: nil class argument
/* last message repeated many times */
MS:Warning: nil class argument
2011-05-17 14:12:17.711 AVCam[225:607] [Springtomize]: factor: 0.500000
2011-05-17 14:12:17.716 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/SwipeToMoveCursor.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/SwipeToMoveCursor.dylib (file not found).
MS:Warning: nil class argument
2011-05-17 14:12:17.872 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/WinterBoard.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/WinterBoard.dylib (file not found).
2011-05-17 14:12:18.064 AVCam[225:607] WB:Notice: WinterBoard
MS:Warning: message not found [UIImage defaultDesktopImage]
2011-05-17 14:12:18.104 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/biteSBarClient.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/biteSBarClient.dylib (file not found).
2011-05-17 14:12:18.328 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/libstatusbar.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/libstatusbar.dylib (file not found).
2011-05-17 14:12:18.532 AVCam[225:607] MS:Notice: Loading: /Library/MobileSubstrate/DynamicLibraries/sandcastleclient.dylib
warning: Unable to read symbols for /Library/MobileSubstrate/DynamicLibraries/sandcastleclient.dylib (file not found).
Current language: auto; currently objective-c
warning: Unable to read symbols for /Developer/Platforms/iPhoneOS.platform/DeviceSupport/4.3.2 (8H7)/Symbols/Developer/usr/lib/libXcodeDebuggerSupport.dylib (file not found).
(gdb) continue
Program received signal: “SIGUSR1”.
warning: Remote failure reply: E37
(gdb) continue
我的意思是为什么不修改就运行？