You need to look at your relationship between groups/roles and permissions for your workflow. I would look at if view only or edit issues permissions and see where they are specified.
For example, if you have a group called jira-users if it does not have edit issues then you cannot edit issues. Since you moved everything over to on hold, I would start with there.
Connect with like-minded Atlassian users at free events near you!Find an event
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no Community Events near you at the moment.Host an event
You're one step closer to meeting fellow Atlassian users at your local event. Learn more about Community Events