workaround: install CubeIDE 1.12.1It has no login functionnality and use latest packages.if Cube MX is not conveniant, you can open your IOC file in a text writer and change this lineMxCube.Version=6.8.1to your version.
yes.you have a warning for the workspace that you can ignore.if Cube MX is not conveniant, you can open your IOC file in a text writer and change this lineMxCube.Version=6.8.1to your version.