info@symetri.co.uk
AutoCAD Electrical – Microsoft Access Database Engine cannot be located or ‘AceRedist’ driver is missing
In this blog article, we are going to look at an issue which is affecting AutoCAD Electrical 2020, 2021, 2022 and 2023 versions.
Issue:
AutoCAD Electrical launches, but errors stating the ‘Microsoft Access Database 2016’ install or ‘AceRedist’ driver is missing while it is already available.
Causes:
Microsoft Access Database Engine is installed, but the AceDriverTest.exe fails to validate it.
Solution:
Install the hotfix available in this page along with the readme that contains the latest information regarding the installation and use of this Hotfix. It is strongly recommended that you read this entire document before you apply this Hotfix to your product.
- AutoCAD_Electrical_Database_Connection_Hotfix_x64.zip
- AutoCAD_Electrical_MS_Database_Connection_readme.pdf
Additional Notes:
- Ensure that the file is unblocked: Downloaded installation files will not extract from Autodesk Download Manager
- It is recommended to make a backup of the files you will change during applying the hotfix.
- This installation requires you to replace the following files inside the installation folder: "C:\Program Files\Autodesk\AutoCAD *version*\Acade\":
- exe
- dll(This file is only for AutoCAD Electrical 2022 of non-English installations).
It should NOT be used for
- AutoCAD Electrical 2022 (English version).
- AutoCAD Electrical 2020, 2021, 2023 (all language versions).
- In case you have installed the "Autodesk Content Migration Utility for AutoCAD Electrical", apply the hotfix to it as well:
- Copy exe from the hotfix and overwrite the existing version in the following location:
"C:\Program Files\Autodesk\Content Migration Utility for AutoCAD Electrical\DriverTest\".
For further information on AutoCAD-Electrical, please get in touch.
Contact us
By completing the form below, or via email or telephone.
0345 370 1444
4 ways to optimise your construction projects in the cloud
Managing a growing number of Autodesk BIM 360 or Autodesk Construction Cloud (ACC) projects can quickly become overwhelming - especially when it comes to project setup, user management, and data backups. With the right tools, you can eliminate manual inefficiencies, boost productivity, and focus on more strategic initiatives. If your team works with BIM 360 or ACC, this blog focuses on four powerful ways Naviate Cloud Manager can streamline your operations.
What's new in MEP 2026: a guide to the latest features
In this blog, Simon Locke explores the new features introduced in Revit 2026, with a focus on the revamped Electrical Conductor and Cable Settings.
8 tips to work smarter in Autodesk Inventor
Sovelia Inventor streamlines Autodesk Inventor workflows with tools for automating properties, drawings, and file formats. It simplifies template use, provides ready-made components, and ensures accuracy in material tracking and welding documentation—all helping you save time, reduce errors, and improve project quality.