Hello to all the SAP community.
I have some problems in SAP CAP, could you help me out of doubts.
1. Why when I create an association relationship can I not see the navigation?
For example, Compositions

For example, Associations

2. Why can’t I see the annotation when I add a Qualifier?
For example, without Qualifier

For example, with Qualifier

3. Why if I have a relationship as an association, I can't create records for a child entity? It shows me the following error.


I insert a record for parent entity

When trying to create an item for a parent entity, it shows me the following error

What is this error due to?
When I make the relationship with a composition there is no problem, but when there is a relationship from many to many it shows me the following


I would greatly appreciate your help. Thank you.