exception when pressing escape in fetch from URL dialog

Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: class java.lang.Integer cannot be cast to class java.lang.String (java.lang.Integer and java.lang.String are in module java.base of loader 'bootstrap')
at jalview.gui.JvOptionPane.internalDialogHandleResponse(JvOptionPane.java:1132)
at jalview.gui.JvOptionPane$3.internalFrameClosed(JvOptionPane.java:1088)
at java.desktop/javax.swing.JInternalFrame.fireInternalFrameEvent(JInternalFrame.java:1541)
at java.desktop/javax.swing.JInternalFrame.dispose(JInternalFrame.java:1767)
at java.desktop/javax.swing.JInternalFrame.setClosed(JInternalFrame.java:807)
at java.desktop/javax.swing.JOptionPane$5.propertyChange(JOptionPane.java:1544)
at java.desktop/java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:341)
at java.desktop/java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333)
at java.desktop/java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:266)
at java.desktop/java.awt.Component.firePropertyChange(Component.java:8731)
at java.desktop/javax.swing.JOptionPane.setValue(JOptionPane.java:1953)
at java.desktop/javax.swing.plaf.basic.BasicOptionPaneUI$Actions.actionPerformed(BasicOptionPaneUI.java:1542)
at java.desktop/javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1810)
at java.desktop/javax.swing.JComponent.processKeyBinding(JComponent.java:2900)
at java.desktop/javax.swing.KeyboardManager.fireBinding(KeyboardManager.java:311)
at java.desktop/javax.swing.KeyboardManager.fireKeyboardAction(KeyboardManager.java:253)
at java.desktop/javax.swing.JComponent.processKeyBindingsForAllComponents(JComponent.java:2993)
at java.desktop/javax.swing.JComponent.processKeyBindings(JComponent.java:2974)
at java.desktop/javax.swing.JComponent.processKeyEvent(JComponent.java:2862)
at java.desktop/java.awt.Component.processEvent(Component.java:6412)
at java.desktop/java.awt.Container.processEvent(Container.java:2263)
at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5011)
at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321)
at java.desktop/java.awt.Component.dispatchEvent(Component.java:4843)
at java.desktop/java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1950)
at java.desktop/java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:870)
at java.desktop/java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:1139)
at java.desktop/java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:1009)
at java.desktop/java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:835)
at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:4892)
at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321)
at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2772)
at java.desktop/java.awt.Component.dispatchEvent(Component.java:4843)
at jalview.gui.JvOptionPane.startModal(JvOptionPane.java:1520)
at jalview.gui.JvOptionPane.showInternalDialog(JvOptionPane.java:1117)
at jalview.gui.Desktop.inputURLMenuItem_actionPerformed(Desktop.java:1416)
at jalview.jbgui.GDesktop$2.actionPerformed(GDesktop.java:193)
at java.desktop/javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1967)
at java.desktop/javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2308)
at java.desktop/javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:405)
at java.desktop/javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:262)
at java.desktop/javax.swing.AbstractButton.doClick(AbstractButton.java:369)
at java.desktop/com.apple.laf.ScreenMenuItem.actionPerformed(ScreenMenuItem.java:129)
at java.desktop/java.awt.MenuItem.processActionEvent(MenuItem.java:690)
at java.desktop/java.awt.MenuItem.processEvent(MenuItem.java:649)
at java.desktop/java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:375)
at java.desktop/java.awt.MenuComponent.dispatchEvent(MenuComponent.java:363)
at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:775)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:95)
at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:745)
at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:743)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:742)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)