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我正在创建聊天应用程序,并且正在使用 XMPP 代码,

这是显示崩溃的应用程序日志,如果有人知道解决方案,请帮助我

由于未捕获的异常而终止应用程序

'NSInvalidArgumentException',

原因:'-[XMPPvCardCoreDataStorage clearvCardTempForJID:xmppStream:]:无法识别的选择器发送到实例 0x29bbe0'

这是堆栈

第一次抛出调用堆栈:(0 CoreFoundation 0x3172464f __exceptionPreprocess + 114

1 libobjc.A.dylib 0x3523fc5d objc_exception_throw + 24

2   CoreFoundation                      0x317281bf -[NSObject(NSObject) doesNotRecognizeSelector:] + 102
3   CoreFoundation                      0x317278ad -[NSObject(NSObject) forwardInvocation:] + 36
4   CoreFoundation                      0x3172768d ___forwarding___ + 576
5   CoreFoundation                      0x3169e180 _CF_forwarding_prep_0 + 48
6   iPhoneXMPP                          0x0003681d -[XMPPvCardAvatarModule xmppStreamWillConnect:] + 132
7   CoreFoundation                      0x317277a4 __invoking___ + 68
8   CoreFoundation                      0x3169f43d -[NSInvocation invoke] + 108
9   CoreFoundation                      0x3169f0d9 -[NSInvocation invokeWithTarget:] + 36
10  iPhoneXMPP                          0x0002a383 __42-[GCDMulticastDelegate forwardInvocation:]_block_invoke_0 + 70
11  libdispatch.dylib                   0x3600a8e7 _dispatch_call_block_and_release + 10
12  libdispatch.dylib                   0x36005ec1 _dispatch_queue_drain + 240
13  libdispatch.dylib                   0x36006033 _dispatch_queue_invoke + 78
14  libdispatch.dylib                   0x360055f1 _dispatch_worker_thread2 + 192
15  libsystem_c.dylib                   0x3640b591 _pthread_wqthread + 264
16  libsystem_c.dylib                   0x3640bbc4 _init_cpu_capabilities + 4294967295

)

提前致谢

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1 回答 1

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我认为您正在调用以下方法,

- (void)clearvCardTempForJID:(XMPPJID *)jid  xmppStream:(XMPPStream *)stream

应该使用两个参数调用它,即 JabberId 和 XmppStream 对象。您可能错误地设置了这些东西。

[XMPPvCardCoreDataStorage clearvCardTempForJID:urNeededJid:xmppStream];
于 2011-07-15T11:10:15.800 回答