User is using a custom Marketing role. In Step 3 of 5 of the Upsell Manager Wizard, user is getting the following error: Permission Violation: You need a higher level of the 'No Permission Necessary' permission to access this page. Please contact your account administrator
To resolve this, perform the following steps (Administrator role is required):
1. Navigate to Setup > Users/Roles > Manage Roles.
2. Edit the role.
3. Go to Permissions > Lists.
4. Add Mass Update.
5. Set Level to Create (or higher).
6. Click Save.