Description of problem:

Is it possible to nest host groups through organizations by administrator who is eligible to (select different organization HG from "parent" selection). Then broken host group appears to the organization specific administrator in HG list, which cannot be viewed or edited.

When accessing the nested organization error is displayed

"Host Group not found Please try to update your request" 

Version-Release number of selected component (if applicable):
satellite 6.2.9

How reproducible:
100%

Steps to Reproduce:
1.create 2 different organizations in satellite 6 (lab, test)
2.create 2 org admins (labadmin, testadmin)
3.as satellite admin create hostgroup testgroup belonging to both organizations
4.login as labadmin or testadmin and create a nested hostgroup 
5.log back as satellite admin and remove organizations or change to default organization of parent hostgroup
6.log back in as organziation admin

Actual results:

"Host Group not found Please try to update your request"

Expected results:

Do not allow to change organization or change organization for nested hostgroup as well

Additional info: