有没有遇到过 Signal 11 was raised 的？ - V2EX

Home Sign Up Sign In

iOS 开发实用技术导航

NSHipster 中文版

› http://nshipster.cn/

cocos2d 开源 2D 游戏引擎

› http://www.cocos2d-iphone.org/

CocoaPods

› http://cocoapods.org/

Google Analytics for Mobile 统计解决方案

› http://code.google.com/mobile/analytics/

WWDC

› https://developer.apple.com/wwdc/

Design Guides and Resources

› https://developer.apple.com/design/

Transcripts of WWDC sessions

› http://asciiwwdc.com

Cocoa with Love

› http://cocoawithlove.com/

Cocoa Dev Central

› http://cocoadevcentral.com/

NSHipster

› http://nshipster.com/

Style Guides

› Google Objective-C Style Guide

› NYTimes Objective-C Style Guide

Useful Tools and Services

› Charles Web Debugging Proxy

› Smore

This topic created in 4097 days ago, the information mentioned may be changed or developed.

1% 的错误都是 Signal 11 was raised，不知道怎么处理……
crash report 中 Stack Trace 为空，全设备类型分布，全操作系统版本分布
全部代码在 ARC 中
signal 11 代表访问已经释放了的对象，我想到的最可能的原因是 weakSelf 后 block 里没有 strongSelf 但是 __weak 对象被释放后变成 nil ，向 nil 发送消息应该并不会 crash？？

1 replies • 2015-03-23 12:24:59 +08:00

1

OctWu

Mar 23, 2015

给了一个被释放的对象发消息当然会crash

About · Help · Advertise · Blog · API · FAQ · Solana · 1067 Online Highest 6679 ·

Select Language

创意工作者们的社区

World is powered by solitude

VERSION: 3.9.8.5 · 27ms · UTC 17:58 · PVG 01:58 · LAX 10:58 · JFK 13:58
♥ Do have faith in what you're doing.