"'%1' already exists." Why do you receive this message and what can you do to resolve it?

"Cannot issue more on batch '%1' than is physically available." Why are you receiving this message, and what can you do to resolve it?

Peppol is an international standard for digital business. This open infrastructure is compatible with the MKG ERP software, allowing you to send, receive, and process electronic invoices, orders, and other business data via a secure connection. This article explains the benefits of Peppol and how the Peppol integration works in our software.

What can you do if you have created a purchase invoice but realize that changes need to be made?

The second step in the period closure is updating all manual entries. Think of manual purchase and sales invoices, bank statements, cash transactions, and periodic items such as accrued assets and payroll journal entries.

Within the purchasing and sales process, additional costs can be used. Think of transportation costs or certification costs. In this article, you will learn how to configure additional costs and what to consider when adding additional costs to purchase and sales invoices.

We purchase materials and products not only in the Netherlands but also abroad. It makes a difference whether you are dealing with an EU country or a non-EU country. This mainly concerns the administrative handling of VAT. Read here how to book an EU purchase invoice in MKG.

In addition to the standard rate of 21% and the reduced rate of 9%, VAT also includes a 0% rate. Financial services and insurance are exempt from VAT and fall under this latter rate. In this article, you will learn how to book an insurance purchase invoice.

A manual purchase invoice is a purchase invoice that you do not receive on a registered purchase order in MKG. These are, for example, the costs incurred for the purchase of tools or the maintenance of machines. But also consider purchases for the canteen or the insurance premium.

An invoice you receive for outsourcing is a procedural purchase invoice. This arises from creating a purchase order through the purchase order process. MKG collects these invoices in the Invoice List. In this article, you will learn how to book a purchase invoice for outsourcing.

The procedural purchase invoice arises from creating a purchase order through the purchase order process. MKG collects these invoices in the Invoice List. In this article, you will learn how to book a procedural purchase invoice in MKG.