Hi,
I am unable to run any of the samples from github - https://github.com/Esri/arcgis-runtime-samples-qt/tree/main/ArcGISRuntimeSDKQt_CppSamples
I am using the SDK for Linux.
I have run the post installer after installation.
The initial tutorials like display a map, add a point/line/polygon are working fine.
But when I open any of the .pro files of the samples on git in QTCreator and build the project, I get many errors.
For example:

Is something missing/incorrectly set up in my environment..?