Interrapt G26

The user can edit a created User while using a name in 'Name' field that contains more than 50 characters (the maximum character length is 50)
Steps to reproduce:
1, Log in application
2. Go to 'Users' section
3. Click on 'Edit' button on previously created User
4. Enter a new name in 'Name' field that has more than 50 characters
5. Click on 'Edit' button
6. Observe

Expected result:
A message 'The 'Name' field is required' should be displayed with red characters. Editing a created User should not be possible.
Actual result:
Previously created User is edited whit more than 50 characters in 'Name' field.