Issue Summary

JSM permission validator asks to grant to "Service Project Customer - Portal Access" users all permissions including Assign and Delete, even though they are not mandatory permissions.

Steps to Reproduce

1. Navigate to Jira Service Management Permission Scheme for a test Project
2. Validate Assign/Delete Issues Permission is assigned to the Role Service Project Customer - Portal Access
3. Remove either or both Assign/Delete Issues Permission per below screenshot
4. Browse through the issue and navigate back to the Jira Service Management Permission Scheme for above test Project and we are presented with the Permission error below:

Expected Results

We should not have been presented with the Permission error

Per below article, If you choose to use custom permission schemes, which are different from the mandatory permissions for the project roles in the typical service desk context then we will be presented with the Jira Service Management permission errors.

• Customize Jira Service Management permissions

This article lists the mandatory permissions for Service Desk Customers and below is the snippet for your quick reference:

However, we see that Assign/Delete permission is not mandatory and we should not have got the error. 

Actual Results

We are presented with the Permission error below:

Workaround

We can just ignore this error and continue as currently there is no known workaround for this behavior. A workaround will be added here when available.