Deleted Users' Staging Processes are not displayed

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X, Master
• Fix Version/s: 7.0.0 DXP FP47, 7.0.0 DXP SP8, 7.1.0 Beta 1, 7.1.X, Master
• Component/s: Staging
• Labels:
  • ee-ts
  • liferay-digital-enterprise-70-sp8
  • liferay-fixpack-de-47-7010
• Fix Priority: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/58603

Steps to reproduce:

1. As default user 'admin', create a user 'admin1', give him the Administrator role
2. Log in as admin1
3. As admin1, start the export of the default site
4. Export process finishes normally
5. As user admin, delete the user 'admin1' (first deactivate, then delete)
6. As user admin, check the export process'. admin1 is not shown anymore under Processes, and Exception is thrown in the log.

Excepted behavior: Admin1's export processes are visible in the list

Actual behavior: Admin1's export process disappear from the list, Exceptions are thrown in the log.