Steps to reproduce:

1. Display Monitoring → Problem page and copy url
   For exsample, copy url follow:

   http://xxx.xxx.xxx.xxx/zabbix/zabbix.php?show=1&name=&inventory%5B0%5D%5Bfield%5D=type&inventory%5B0%5D%5Bvalue%5D=&evaltype=0&tags%5B0%5D%5Btag%5D=&tags%5B0%5D%5Boperator%5D=0&tags%5B0%5D%5Bvalue%5D=&show_tags=3&tag_name_format=0&tag_priority=&show_opdata=0&show_timeline=1&filter_name=&filter_show_counter=0&filter_custom_time=0&sort=clock&sortorder=DESC&age_state=0&show_suppressed=0&unacknowledged=0&compact_view=0&details=0&highlight_row=0&action=problem.view

2. Create new user "UserA" and set the copied url to "URL (after login)"
3. Sign in with "UserA"

Result:

The following error message is displayed and cannot sign in.

Class not found.

Expected:

Sign in successfully and the URL set "URL (after login)" is displayed.