Lenovo UBS-C Dock V2

After a firmware upgrade of the dock, I have no connection to my monitors. However, the mouse, keyboard and network work without any problems. Does anyone have a solution for me? I have already reinstalled the drivers for my Framework13 (as of Mar 2023).

Help
Udo

What model of Framework laptop? What BIOS version? What version of Windows? What driver bundle version?

Framework Laptop 13 (13th Gen Intel®
Core™), IFR30.03.04, Win11 Home, Framework_Laptop_13th_Gen_Intel_Core_driver_bundle_W11_2023_03_28