pop一个已经不存在的视图控制器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];
}
}
试图pop一个已经不存在的视图控制器 解决办法:
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