Error when click 'Load older notifications' multiple times

STEPS TO REPRODUCE

1. Login with Admin
2. Create an user (e.g. U1)
3. Login with U1
4. Go to Notification Settings and set all Pages notifications to ON
5. Login with Admin
6. Create/update/comment multiple pages (in order to generate multiple events - app. 240)
7. Login with U1
8. Click on Notifications bell
9. Click on 'Load older notifications' multiple times

EXPECTED RESULTS

When 'Load older notifications' is clicked, notifications are loaded in batch of 10 until they all are displayed in the notifications list.

ACTUAL RESULTS

After click 'Load older notifications' app. 23 times, an endless spin wheel is displayed and the following error is encountered in console:

2018-10-05 17:00:56.761:WARN:oejh.HttpParser:qtp370988149-23: Header is too large 8193>8192

Sometimes, after performing the same action, the error encountered is

2018-10-05 14:03:07.852:WARN:oejh.HttpParser:qtp370988149-151: URI is too large >8192