1) In monitoring->Problems, after deleting active session -  appears two "You are not logged in" messages. 

Steps to reproduce: 

1) Go to Monitoring->Problems. 

2) Delete active session from "sessions" table. 

3) Press apply button in filter

Result: 

After some time, console error appears. 

Expected: 

One error message. Something like this. 

For monitoring->hosts, appears one error message like this: 

2) Part of first problem. Page source issue appears. Can be easy repeated. 

Steps to reproduce: 

1) Go to Monitoring->Problems. 

2) Delete active session from "sessions" table. 

3) Press apply button in filter

4) Press Login button on error message. 

5) Login to zabbix

Result: 

Page source displayed

Expected:

Logged in zabbix.

Maybe after fixing sub-issue 85, it will disappear.