From: Debian/Kubuntu Qt/KDE Maintainers <debian-qt-kde@lists.debian.org>
Date: Wed, 13 Apr 2016 12:03:42 +0200
Subject: activate_password_dialog

Last-Update: 1/21/2019

===================================================================
--- print-manager.orig/libkcups/KCupsPasswordDialog.cpp
+++ print-manager/libkcups/KCupsPasswordDialog.cpp
@@ -51,7 +51,7 @@ void KCupsPasswordDialog::exec(const QSt
 {
     QPointer<KPasswordDialog> dialog = new KPasswordDialog(nullptr, KPasswordDialog::ShowUsernameLine);
     dialog->setPrompt(m_promptText);
-    dialog->setModal(false);
+    dialog->setModal(true);
     dialog->setUsername(username);
     if (wrongPassword) {
         dialog->showErrorMessage(QString(), KPasswordDialog::UsernameError);
