试图pop
一个已经不存在的视图控制器
解决办法:
for (UIViewController *controller in self.navigationController.viewControllers) {
if ([controller isKindOfClass:[YWZViewController class]]) {
YWZViewController *chooseSecurityVC =(YWZViewController *)controller;
chooseSecurityVC.obj_id = _releaseModel.id;
[self.navigationController popToViewController:chooseSecurityVC animated:YES];
}
}