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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

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

              Dates

                Created:
                Updated:
                Resolved: