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Knowledge Base
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Mapping from Business Central documents to ZUGFeRD and XRechnung
Fornav Knowledge Base — updated with a worked customization example and Claude Code skill guidance. Fornav out of the box contains mappings from Business Central documents to ZUGFeRD and XRechnung, which cover populating the mandatory fields in the standard defined by the Coordination Office for IT Standards (KoSIT) (see ForNAV Support for ZUGFeRD-installation guide-Final.pdf). However,…
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Using native Business Central ZUGFeRD generation with FORNAV reports
If you want to use the native Business Central ZUGFeRD generation together with Fornav reports, instead of the Fornav E-invoicing extension, you must add the attached code to an extension in your environment: To get it to work, you must set up using ZUGFeRD in Business Central on a country version that supports the Microsoft…
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Repeater tables and barcodes in the ForNAV Template Editor
The Personalized Content Editor — the rich HTML editor used inside ForNAV Text Templates and Email Templates — now supports two new building blocks: repeater tables, which print one row per record from a related table (with grand totals), and barcodes, which render as real barcode images bound to live data. Both are available from…
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Controlling report language, format region, copies, and watermark with the Report Settings page
From Fornav 8.3.0.0, you can use the Report Settings page to override a report’s number of copies, the watermark, language, and (in Business Central 22 and later) the format region, without touching the report itself. You can apply a setting to one company or to every company, and its language/format region choice always takes priority…
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Use AI agents to query Fornav reports via the Business Central MCP Server
What’s new From ForNAV Report Pack 8.2.0.18, Fornav publishes eight Business Central API pages (APIPublisher = ‘fornav’, APIGroup = ‘mcp’, APIVersion = ‘v1.0’) built specifically to be called by an AI agent through Business Central’s built-in MCP (Model Context Protocol) Server — Visual Studio Code with GitHub Copilot, Copilot Studio, Claude, ChatGPT, or any other…
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Working with the Max Image Size field
Where to find it: ForNAV Setup page → General section → Max Image Size What it does When a report includes images — such as a company logo or an item picture — those images are sent, along with the report data, to be rendered. Large, high-resolution images can make this data sizeable and can slow down…
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Format numbers, dates, and times in your text and email templates
When inserting a merge field for a number, amount, date, or time, you can now add a format string to control exactly how the value is displayed.
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ZUGFeRD e-document data is now built in memory
A new internal codeunit, ForNAV eDocument Factory, now holds the intermediate ZUGFeRD/Peppol e-document data (parties, trade line items, tax, payment terms, references, and so on) in memory for the duration of document generation, instead of writing it to the database first. The document ID counter is now an in-memory counter on the same codeunit.
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Unsupported MIME Type on a ForNAV Report Layout
The ForNAV Health Check might report an Unsupported MIME type result for one or more report layouts. This article explains why this issue occurs and how to resolve it permanently. Note: In versions 8.2.x.2 and earlier, the report might not work at all when this problem is present. The report preview does not generate any…
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Implementing the Default Language Code from Company Information
From Business Central version 28 (2026 wave 1) and FORNAV Customizable Report Pack version 8.2.0.14, FORNAV supports the new Default Language Code field on the Customer Information page. When the Inherit Language Code option on the FORNAV Setup card is set to true, and the document being processed has no language code, FORNAV will use…