There are two primary ways to deploy this specific version:
Cause: The DLL is missing, wrong bitness, or PATH issues.
Fix: oracle.dataaccess.dll version 4.112.3.0 download
cd C:\oracle\product\11.2.0\client_1\odac\bin
odp.net4\install.bat all %windir%\Microsoft.NET\Framework64\v4.0.30319 my_home
If you have landed on this page, you are likely a .NET developer or a database administrator working with Oracle databases. You have encountered the specific file Oracle.DataAccess.dll and need version 4.112.3.0. This file is a core component of Oracle’s ODP.NET (Oracle Data Provider for .NET) – the bridge that allows your .NET applications (ASP.NET, Windows Forms, WCF Services) to communicate with Oracle databases efficiently. There are two primary ways to deploy this
But unlike a simple ZIP file from a public repository, obtaining the correct version of this DLL requires understanding Oracle's distribution model, licensing, and dependencies. This article will provide a step-by-step guide on how to download, install, register, and troubleshoot Oracle.DataAccess.dll version 4.112.3.0. cd C:\oracle\product\11
Important Note: Oracle.DataAccess.dll version 4.112.3.0 is part of the ODAC (Oracle Data Access Components) 11.2 Release 4 (specifically 11.2.0.3.0). It is an older but still widely used version, especially in legacy enterprise applications.