相关疑难解决方法(0)

我的代码有一个非常奇怪的错误.事实上,根本没有错误,只是调试器以"程序接收信号:"EXC_BAD_ACCESS""消息开始.谁能帮我？我完全糊涂了......谢谢.

-(NSString *)fullNameForPhone:(NSString *)ph withAlternativeText:(NSString *)text
{
    ABAddressBookRef addressBookRef = ABAddressBookCreate(); 
    NSLog(@"create addressBookRef");
    NSString *stringToReturn = text;

    CFArrayRef allPeopleRef = ABAddressBookCopyArrayOfAllPeople(addressBookRef);  
    NSLog(@"create allPeopleRef");
    CFIndex nPeople = ABAddressBookGetPersonCount(addressBookRef);  

    int i = 0;
    BOOL nameFound = NO;

    while ((i < nPeople) && (!nameFound))
    {
        ABRecordRef recordRef = CFArrayGetValueAtIndex(allPeopleRef, i);
        NSLog(@"   create recordRef");
        CFStringRef allRecordPhonesRef = ABRecordCopyValue(recordRef, kABPersonPhoneProperty);
        NSLog(@"   create allRecordPhonesRef");
        CFIndex nPhones = ABMultiValueGetCount(allRecordPhonesRef);
        int currentPhone = 0;
        for (currentPhone = 0; currentPhone < nPhones; currentPhone++) 
        {
            CFStringRef currentPhoneNumberRef = ABMultiValueCopyValueAtIndex(allRecordPhonesRef, currentPhone); …