How to reproduce : 

Point 1 : 

• Connect with user1 and open a project
• Open forum module : Open a subject
• Add an answer to this subject => Answer is added with correct avatar 

• Connect with user2 and open same project
• Open forum module : open same subject
• Try to add a comment under an existing comment => Proposed avatar is not correct, it is avatar of user1 : 

=> In this example, proposed avatar should be . 

Note 1 : Avatar is correct when adding an answer in the bottom. 

Note 2 : Due to this bug, I cannot check if this avatar is correct 

Point 2 :

In this example, 3 persons have answered to a suject : 

But in the card, it is 3 times same avatar :