This is by design, as service invoices are part of the Service Management module, which involves more complex elements such as service items, resources, contracts, and warranties. These complexities require more controlled handling. However, if your business requires the ability to reverse service invoices with similar ease, this can be achieved through customization. A developer or technical consultant can create an extension to replicate the behavior, ensuring that the system correctly reverses service ledger entries, retains dimensions, and applies credit memos appropriately. Before proceeding, it’s advisable to conduct a fit-gap analysis to ensure the customization aligns with your business requirements and does not impact related service processes. Hope this answer will help you! Regards, Mansi Soni