Microsoft Office 14.0 Access Database: Engine Object Library Fixed

If you have ever worked with , Excel VBA , or any Windows application that needs to read or write to an Access database ( .mdb or .accdb ), you have likely encountered a reference to the Microsoft Office 14.0 Access Database Engine Object Library .

Understanding this library means understanding how Windows, Office, and COM components interact. Whether you are troubleshooting a “missing reference” error or designing a new deployment package for an Access-based automation tool, the knowledge in this guide will serve you well.

There is no version 13.0 – Microsoft skipped from 12.0 to 14.0 due to superstition. microsoft office 14.0 access database engine object library

| Version | Office Release | |---------|----------------| | 12.0 | Office 2007 | | 14.0 | Office 2010 | | 15.0 | Office 2013 | | 16.0 | Office 2016, 2019, 2021, Microsoft 365 |

To understand the Object Library, we must first understand the Engine itself. If you have ever worked with , Excel

Installing the redistributable alongside a newer Office version can cause registration conflicts. Microsoft recommends installing the same bitness as Office, and possibly using the /quiet switch with ACEOLEDB.DLL re-registration.

Why do developers specifically reference the "Object Library" rather than just connecting via ODBC or OLE DB? The answer lies in control and granularity. There is no version 13

If you don't see version of the Access Database Engine library in the References list:

One of the most common issues IT professionals face is the deployment of applications relying on this specific library.