Update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 (Application Build 26.10.45355, Platform Build 26.0.45278)

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Dynamics 365 Business Central on-premises 2025 release wave 1, version 26

Overview

This update replaces previously released updates. You should always install the latest update.

After you install this hotfix, you might have to update your license to gain access to new objects that are included in this or a previous update. (This applies only to customer licenses.)

For a list of updates that were released for Microsoft Dynamics 365 Business Central 2025 Release Wave 1, see released updates for Microsoft Dynamics 365 Business Central 2025 Release Wave 1. Updates are intended for new and existing customers who are running Microsoft Dynamics Released Updates for Microsoft Dynamics 365 Business Central 2025 Release Wave 1. 

Important

We recommend that you contact your Microsoft Dynamics Partner before you install hotfixes or updates. It is important to verify that your environment is compatible with the hotfixes or updates that will be installed. A hotfix or update may cause interoperability issues with customizations and third-party products that work together with your Microsoft Dynamics 365 Business Central solution.

Problems that are resolved in this update

The following problems are resolved in this update.

Platform hotfixes

ID Title
617781 Fix a type conversion issue in the DataTransfer API.
618047 Fix that introduces a new configuration option.
618124 Implement an API and design update that removes the legacy report app domain isolation parameters, ensuring that the Reporting AppDomain is always used when requested.
618374 Fix addressing web server crashes by handling the InvalidOperationException in long-running tasks and improving UI form management.
618521 Fix addressing memory leaks in the browser web client.

Application hotfixes

ID Title Functional Area
598502 Fix inconsistent unit conversion in bin capacity validation. Warehouse
608751 Fix to create a purchase order for project planning lines, where all items are shown or added. Jobs
610030 Fix to prevent items with tracking from being reserved when no inventory is available in a full warehouse setup. Warehouse
611403 Fix the document check factbox error in the production environment. Marketing
611675 The "No. Series Code" is no longer visible as it was before, in errors related to the missing Manual No. Series setting. Finance
611986 Fix to resolve the rounding discrepancy in the posted sales prepayment credit memo. Finance
612821 Fix to resolve rounding issue for sales prepayment invoice. Finance
613094 Fix addressing the incorrect recording of shipment costs, where prepayments, inventory items, and services were not recorded at full cost. Inventory
613185 Fix addressing the Item Charge Assignment in the Purchase Invoice's "Get Receipt Line" to match the corresponding Purchase Order's details due to rounding differences. Inventory
616699 Enforces the correct invoice posting policy based on user configuration. Finance
617752 Fix to allow the "Blank" selection in the "Price Calculation Method" filter in the requisition worksheet when calculating the plan. Inventory
617756 IRS forms does not correctly calculate the data in case of multiple vendors and forms. Finance
617898 Fix addressing the memory leak issue in the browser web client. Telemetry
618504 Fix addressing the synchronization issue between "Unit Cost" and "Unit Cost (LCY)" in a Job Planning Line. Jobs
618719 Fix addressing the incorrect IRS 1099 calculation when two payments are partially applied to a single invoice. Finance

Local application hotfixes

NO - Norway

ID Title Functional Area
604173 Enhancing the handling of extended SAF‑T grouping category codes for the Norwegian version. Finance

Resolution

Which hotfix package to download

This update has multiple hotfix packages. Select and download one of the following packages depending on the country version of your Microsoft Dynamics 365 Business Central 2025 database.

Country Hotfix package
AT - Austria Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 AT package
AU - Australia Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 AU package
BE - Belgium Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 BE package
CA - Canada Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 CA package
CH - Switzerland Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 CH package
CZ - Czechia Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 CZ package
DE - Germany Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 DE package
DK - Denmark Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 DK package
ES - Spain Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 ES package
FI - Finland Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 FI package
FR - France Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 FR package
GB - United Kingdom Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 GB package
IN - India Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 IN package
IS - Iceland Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 IS package
IT - Italy Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 IT package
MX - Mexico Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 MX package
NL - Netherlands Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 NL package
NO - Norway Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 NO package
NZ - New Zealand Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 NZ package
RU - Russia Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 RU package
SE - Sweden Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 SE package
US - United States Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 US package
All other countries Download update 26.10 for Microsoft Dynamics 365 Business Central 2025 Release Wave 1 W1 package

How to install a Microsoft Dynamics 365 Business Central on-premises 2025 Release Wave 1 update

See How to install a Microsoft Dynamics 365 Business Central 2025 Release Wave 1 update.

Prerequisites

You must have Microsoft Dynamics 365 Business Central 2025 Release Wave 1 installed to apply this hotfix.

More information

See more information about software update terminology and Microsoft Dynamics 365 Business Central 2025 Release Wave 1.

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.