diff --git a/saoriconfiguredialog.cpp b/saoriconfiguredialog.cpp
index aee96db..45f7e79 100644
--- a/saoriconfiguredialog.cpp
+++ b/saoriconfiguredialog.cpp
@@ -107,7 +107,12 @@
     auto view = SaoriView::findView(ui->comboBox_accounts->currentText());
     for (auto v:view) {
         QMdiSubWindow *p = qobject_cast<QMdiSubWindow*>(v->parent());
-        if (p) p->close();
+        if (p) {
+            if (!p->close()) {
+                QMessageBox::warning(this,tr("Account remove failed."),tr("some view was can not be closed."));
+                return;
+            }
+        }
     }
 
     auto account = SaoriApplication::saori()->findAccount(ui->comboBox_accounts->currentText());