Category "rcp"

Eclipse 2020-06 + JDK 11, errors " Could not resolve module: org.eclipse.mylyn.commons.notifications.feed

I am developing a RCP Application with JDK11 and Eclipse 2020-06. I have a product file based on features. When I launch the product, I get some errors as below

Difficulty loading target platform for eclipse RCP

I am transfering my data from an old notebook to a new one. I have copied my eclipse folders and also the JDKs directly to the new notebook. The RCP project was