QtDesigner errors after install

sandbox@sandbox:~$ designer -qt=5
Qtvcp python plugin found: /home/sandbox/.designer/plugins/python/qtvcp_plugin.py
[DEFAULT][INFO]  Logging to: /home/sandbox/default.log (logger.py:107)
tool_mmap_user(): tool mmap not available
poll(): continuing without tool mmap data
link (updating variable file): No such file or directory
link (updating variable file): No such file or directory
[DEFAULT.QTVCP.WIDGETS.OVERLAY_WIDGET][DEBUG]  last removed: <qtvcp.widgets.screen_options.ScreenOptions object at 0x7f9a0161e050> NEW:<qtvcp.widgets.screen_options.ScreenOptions object at 0x7f9a0161e050> (overlay_widget.py:69)
[DEFAULT.QTVCP.WIDGETS.OVERLAY_WIDGET][DEBUG]  last removed: <qtvcp.widgets.screen_options.ScreenOptions object at 0x7f9a0161e050> NEW:<qtvcp.widgets.screen_options.ScreenOptions object at 0x7f9a0161e050> (overlay_widget.py:69)
Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/qtvcp/widgets/simple_widgets.py", line 649, in paintEvent
    self.paintIndicator()
  File "/usr/lib/python3/dist-packages/qtvcp/widgets/simple_widgets.py", line 669, in paintIndicator
    gradient = QtGui.QLinearGradient(top_right- QtCore.QPoint(size, 0), top_right)
                                                ^^^^^^^^^^^^^^^^^^^^^^
TypeError: arguments did not match any overloaded call:
  QPoint(): too many arguments
  QPoint(xpos: int, ypos: int): argument 1 has unexpected type 'float'
  QPoint(a0: QPoint): argument 1 has unexpected type 'float'
Aborted
sandbox@sandbox:~$ ^C

W: GPG error: https://www.linuxcnc.org bookworm InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3CB9FD148F374FEF
E: The repository 'https://www.linuxcnc.org bookworm InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.