When generating a purchase order from a purchase request, if the purchase order has additional line items added, it will generate additional invoices when received.
The SQL from the report "All Invoices" incorrectly shows duplicate invoices.
Etrack: 3895070
Support has created a replacement report for the issue, while the issue is evaluated by Development.
The replacement report is available in the attachments link.
Steps to apply workaround:
The issue should be resolved next time the report is ran from the invoices CI.