### Steps to reproduce

1. Share a work package with a user.

2. Give the user a role in the project.

3. Click on "Manage roles"

4. Remove all role of the user for the project.

5. Click save


### What is the buggy behavior?

_Please describe the bug in as much detail as possible. Example:_

* There is an error message: Roles need to be assigned.


<figure class="image op-uc-figure"><div class="op-uc-figure--content"><img class="op-uc-image" src="/api/v3/attachments/104334/content"></div></figure>

### What is the expected behavior?

_Describe how the application should behave like. Example:_

Begin of the insertion* End of the insertion Begin of the deletion 1. End of the deletion No error Begin of the insertionmessage.&nbsp;

* End of the insertion Begin of the deletion message.End of the deletion The change is Begin of the insertionsaved with two options:

1. **User without work packages shares:** A confirmation dialog appears to confirm the removal and then theEnd of the insertion Begin of the deletion saved. TheEnd of the deletion user is removed from the project Begin of the insertioncompletely (same asEnd of the insertion Begin of the deletion (similar to removing the user withEnd of the deletion &quot;more&quot; -&gt; &quot;Remove Begin of the insertionmember&quot;).
End of the insertion Begin of the deletion member&quot;


End of the deletion <img Begin of the insertionclass="image_resized op-uc-imageEnd of the insertion Begin of the deletion class="op-uc-imageEnd of the deletion op-uc-image_inline" Begin of the insertionstyle="width:170px;"End of the insertion src="/api/v3/attachments/104684/content"> Begin of the insertion<img class="image_resized op-uc-image op-uc-image_inline" style="width:597px;" src="/api/v3/attachments/104743/content">



2. **User with work packages shares:** The roles are removed from this member but he is still in the list as has some work packages shared with him/her.End of the insertion