Clients created through the Group section is not attached to group

[Gprocessor]

Summary:

Clients Added In Groups ends up been individual clients, they are not in the group

Summarize your issue in one sentence (what goes wrong, what did you expect to happen)

Steps to reproduce:
Create a new client from a group fragment, the new client is not attached after creation

How can we reproduce the issue?

Expected behaviour:
New Client should automatically be added to the group after creation

What did you expect the app to do?

Observed behaviour:

What did you see instead? Describe your issue in detail here.

Device and Android version:
Techno Pouvoiur 4

Screenshots: