Oracle does not offer the DLL as a standalone download. Instead, you must download the and extract or install the required component.
Thus, 4.112.3.0 = ODAC 11.2.0.3.0.
Visit the Oracle Technology Network (OTN) - ODAC Downloads page . Look for "Oracle Data Access Components for Windows". oracle.dataaccess.dll version 4.112.3.0 download
Search for the archive page. Look specifically for ODAC 11.2.0.3.0 . Step 2: Choose the Correct Architecture
: Aggregator sites are known vectors for malware, adware, and backdoors bundled inside systemic libraries. Oracle does not offer the DLL as a standalone download
static void Main()
Error: "Could not load file or assembly 'Oracle.DataAccess' or one of its dependencies." Visit the Oracle Technology Network (OTN) - ODAC
Avoid downloading standalone .dll files from third-party registry sites. These files often lack necessary cryptographic signatures, may contain malware, or fail because they lack the required underlying Oracle Client infrastructure.
Disclaimer: Oracle recommends moving to newer, managed ODP.NET versions for .NET Core/5/6+ applications. If you'd like, I can: Show you the to check for the file. Explain how to register the DLL manually. Help you diagnose a specific error you are seeing. Let me know what you'd like to do next! Share public link
For lighter deployments, use the ODAC 11.2.0.3.0 XCopy zip.