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2014/10/15 ¤U¤È 10:12:15
iphone Programming Glossary: objc_exception_throwHow to add a breakpoint to objc_exception_throw? http://stackoverflow.com/questions/1163981/how-to-add-a-breakpoint-to-objc-exception-throw to add a breakpoint to objc_exception_throw this was the answer from the brad larson on this SO question If you add two breakpoints you should be able to debug these.. global breakpoints I do them globally because they are so useful in all my applications . The first should be named objc_exception_throw and its location should be libobjc.A.dylib . The second should be NSException raise and its location should be CoreFoundation.. on the right under the Breakpoint column with the text Double Click for symbol . Single click in this box and type in objc_exception_throw . Then single click in the space next to objc_exception_throw under the location column. A box will appear for you to type..
Ignore certain exceptions when using Xcode's All Exceptions breakpoint http://stackoverflow.com/questions/14370632/ignore-certain-exceptions-when-using-xcodes-all-exceptions-breakpoint what I typically do is remove the All Exceptions breakpoint from Xcode and instead Add a Symbolic Breakpoint on objc_exception_throw Set a Condition on the Breakpoint to BOOL BOOL NSException eax className hasPrefix @ _NSCoreData The configured breakpoint..
how to generate crash report using code like crash report provided by Apple http://stackoverflow.com/questions/15521494/how-to-generate-crash-report-using-code-like-crash-report-provided-by-apple bounds 0 .. 23 Application received signal SIGSEGV 0 CoreFoundation 0x3120e2bb 186 1 libobjc.A.dylib 0x38f2b97f objc_exception_throw 30 2 CoreFoundation 0x3120e1c5 0 3 myshine 0x001f9f51 myshine 1503057 4 libsystem_c.dylib 0x393a9e8b _sigtramp 34 5 myshine..
Xcode/GDB: How to get information about an exception that was just thrown? http://stackoverflow.com/questions/3327828/xcode-gdb-how-to-get-information-about-an-exception-that-was-just-thrown GDB How to get information about an exception that was just thrown OK so imagine that my breakpoint in objc_exception_throw has just triggered. I'm sitting at the debugger prompt and I want to get some more information about the exception object... c xcode debugging gdb share improve this question The exception object is passed in as the first argument to objc_exception_throw . The syntax to refer to it depends on the calling conventions of the architecture you're running on. If you're debugging.. reason You can also set exception automatically whenever the breakpoint is triggered by adding a command list to the objc_exception_throw breakpoint. Note that in all cases I tested the exception object was also present in the eax and edx registers at the time..
Objective-C Category Causing unrecognized selector http://stackoverflow.com/questions/3998483/objective-c-category-causing-unrecognized-selector Call stack at first throw 0 CoreFoundation 0x02e65b99 __exceptionPreprocess 185 1 libobjc.A.dylib 0x02fb540e objc_exception_throw 47 2 CoreFoundation 0x02e6776b NSObject NSObject doesNotRecognizeSelector 187 3 CoreFoundation 0x02dd72b6 ___forwarding___..
http://stackoverflow.com/questions/4148395/terminating-app-due-to-uncaught-exception-nsrangeexception-reason-nsm .. 0 ' Call stack at first throw 0 CoreFoundation 0x025f9b99 __exceptionPreprocess 185 1 libobjc.A.dylib 0x0274940e objc_exception_throw 47 2 CoreFoundation 0x025ef695 __NSArrayM objectAtIndex 261 3 iShisha 0x00003dc5 MapViewController tableView cellForRowAtIndexPath.. 1 MapViewController.m 204 resolved Pending breakpoint 2 MapViewController.m 317 resolved Pending breakpoint 3 objc_exception_throw resolved gdb iphone objective c sdk share improve this question In CocoaTouch tables have a delegate and a data source...
this class is not key value coding-compliant for the key authView http://stackoverflow.com/questions/5109309/this-class-is-not-key-value-coding-compliant-for-the-key-authview Call stack at first throw 0 CoreFoundation 0x33ac0987 __exceptionPreprocess 114 1 libobjc.A.dylib 0x3347b49d objc_exception_throw 24 2 CoreFoundation 0x33ac0705 NSException dealloc 0 3 Foundation 0x3367db4f NSObject NSKeyValueCoding setValue forUndefinedKey..
NSInternalInconsistencyException Could not load nib in bundle http://stackoverflow.com/questions/5415252/nsinternalinconsistencyexception-could-not-load-nib-in-bundle Call stack at first throw 0 CoreFoundation 0x3182464f __exceptionPreprocess 114 1 libobjc.A.dylib 0x3651dc5d objc_exception_throw 24 2 CoreFoundation 0x31824491 NSException raise format arguments 68 3 CoreFoundation 0x318244cb NSException raise format..
unrecognized selector sent to instance http://stackoverflow.com/questions/5637203/unrecognized-selector-sent-to-instance 0x681c2b0' Call stack at first throw 0 CoreFoundation 0x00dc85a9 exceptionPreprocess 185 1 libobjc.A.dylib 0x00f1c313 objc_exception_throw 44 2 CoreFoundation 0x00dca0bb NSObject NSObject doesNotRecognizeSelector 187 3 CoreFoundation 0x00d39966 __ forwarding..
Debugging exception thrown in Objective C and XCode http://stackoverflow.com/questions/711650/debugging-exception-thrown-in-objective-c-and-xcode an iPhone application using Objective C. All has been good so far however once in a while I run into the generic ' objc_exception_throw ' message at runtime. When this happens the source of this exception is very difficult to find. After some trial and error.. the file called .gdbinit in your home directory yes starts with a dot and put this in it fb NSException raise fb objc_exception_throw fb malloc_error_break That'll initialize GDB with three default breakpoints when they occur GDB will halt your application..
App rejected: strange iPhone crash log http://stackoverflow.com/questions/7885682/app-rejected-strange-iphone-crash-log Thread 0 Last Exception Backtrace 0 CoreFoundation 0x30d828bf __exceptionPreprocess 163 1 libobjc.A.dylib 0x37f271e5 objc_exception_throw 33 2 CoreFoundation 0x30ccbb6b __NSArrayM objectAtIndex 271 3 iMetroRoma 0x0000426f 0x1000 12911 4 CoreLocation 0x34fbc5df..
Why does clearing NSUserDefaults cause EXC_CRASH later when creating a UIWebView? http://stackoverflow.com/questions/9679163/why-does-clearing-nsuserdefaults-cause-exc-crash-later-when-creating-a-uiwebview the beginning of the stack trace 0 CoreFoundation 0x3340688f __exceptionPreprocess 163 1 libobjc.A.dylib 0x37bd4259 objc_exception_throw 33 2 CoreFoundation 0x33406789 NSException raise format 1 3 CoreFoundation 0x334067ab NSException raise format 35 4 CoreFoundation..
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