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  1. Qt
  2. QTBUG-98651

[iOS 15] Application freezes when QDialog is executed by button clicked() signal

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Details

    • iOS/tvOS/watchOS
    • e56b2d7a9e (qt/qtbase/dev) e56b2d7a9e (qt/tqtc-qtbase/dev) c9dc8b9945 (qt/qtbase/6.3) d4bba108fd (qt/tqtc-qtbase/6.2) 5fcdf04628 (qt/qtbase/6.4) c9dc8b9945 (qt/tqtc-qtbase/6.3) 5fcdf04628 (qt/tqtc-qtbase/6.4) 01f3e67142 (qt/tqtc-qtbase/5.15)

    Description

      In the following code, when the messagebox is executed, the dialog doesn't appear and
      the application freezes. 

      
void MainWindow::on_pushButton_clicked()
{
    QMessageBox::information(this,"Message", "Button A pressed");
}

      How to reproduce
      1. Use qtbug98651.zip
      2. Press any button.

      Expected behavior:
      The message dialog appears

      Actual behavior:
      Nothing happens and the application freezes.

      Note: This works fine with iOS 14.8

      Attachments

        Issue Links

          is duplicated by

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-103583 QDialog don't work on ipad 9th Generation

          • P1: Critical - Urgent and Important, will STOP the release if matched with set FixVersion field. This includes regressions from the last version that are not edge cases; Data loss; Build issues; All but the most unlikely crashes/lockups/hanging; Serious usability issues and embarrassing bugs & Bugs critical to a deliverable. This is the highest possible priority for requirements.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-98985 [iOS 15] Application freezes when QPushButton that has QMenu is clicked

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-103871 Application freezes on exec without activating exec'd item

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed

          Activity

            People

              vestbo Tor Arne Vestbø
              nagrohn Nahomi Gröhn (Inactive)
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              13 Vote for this issue
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              23 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: