```
-- Could NOT find KF6XmlGui (found version "5.240.0"), checked the following files:
    /usr/lib/x86_64-linux-gnu/cmake/KF6XmlGui/KF6XmlGuiConfig.cmake (version 5.240.0)
    Reason given by package: KF6XmlGui could not be found because dependency KF6ConfigWidgets could not be found.
```
but I also have libkf6configwidgets-dev installed