KVO崩溃问题 忘记了注销监听

- (void)loadData {    [[KINGNetWorkHandler sharedHandler]getEmergencyInfoWithEmId:self.model.emId Block:^(NSDictionary *keyDict, NSError *error) {        if (error || [keyDict[@"code"] integerValue]!=0) {return ;}        [self.model setValuesForKeysWithDictionary:keyDict];        [[KINGNetWorkHandler sharedHandler] getTaskInfoWithTaskId:self.model.taskId Block:^(NSDictionary *keyDict, NSError *error) {                if (error || [keyDict[@"code"] integerValue]!=0) {return ;}            self.currentTask = [KINGTaskInfoNetModel mj_objectWithKeyValues:keyDict];            self.currentTask.isFromEmergency = YES;            //添加监听当前task的status状态            [self.currentTask addObserver:self forKeyPath:@"status" options:NSKeyValueObservingOptionNew context:nil];        }];    }];}- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary
    
      *)change context:(void *)context {    if ([object isKindOfClass:[KINGTaskInfoNetModel class]]) {                self.model.emStatus = [(KINGTaskInfoNetModel *)object status];        if ([self.model.emStatusString isEqualToString:@"已处理"]) {            self.listModel.currentEM = nil;            [KINGDataBase saveEmergencyListNetModel:self.listModel];        }    }}
    

• *//问题在这里 忘记了dealloc删除监听-------------------------

- (void)dealloc {    [self.currentTask removeObserver:self forKeyPath:@"status" context:nil];//KVO崩溃,添加监听者必须记得取消监听 否则就崩给你看}

*//问题在这里 忘记了dealloc删除监听-------------------------