To download and use Oracle.DataAccess.dll version 4.112.3.0, you must install the specific Oracle Data Access Components (ODAC) package that includes it. This version corresponds to the Oracle 11g Release 2 (11.2.0.3.0) client drivers. 1. Identify the Correct Download
2. GAC (Global Assembly Cache) Installation
This is the legacy method used when multiple applications on a server share the same Oracle driver.
Today, it is considered legacy. However, many enterprise applications—especially those developed during the early 2010s—still require this exact version.
Method 3: Oracle Instant Client + ODP.NET Unmanaged
You can combine Instant Client with the standalone ODP.NET package:
"The type initializer for 'Oracle.DataAccess.Client.OracleConnection' threw an exception": This usually means the DLL was found, but the underlying Oracle Client (OCI) or its dependencies are missing.
2. “Oracle client and networking components were not found”
Fix:
Oracle.dataaccess.dll Version 4.112.3.0 [exclusive] Download -
To download and use Oracle.DataAccess.dll version 4.112.3.0, you must install the specific Oracle Data Access Components (ODAC) package that includes it. This version corresponds to the Oracle 11g Release 2 (11.2.0.3.0) client drivers. 1. Identify the Correct Download
2. GAC (Global Assembly Cache) Installation
This is the legacy method used when multiple applications on a server share the same Oracle driver. oracle.dataaccess.dll version 4.112.3.0 download
Today, it is considered legacy. However, many enterprise applications—especially those developed during the early 2010s—still require this exact version. To download and use Oracle
Method 3: Oracle Instant Client + ODP.NET Unmanaged
You can combine Instant Client with the standalone ODP.NET package: Identify the Correct Download
2
"The type initializer for 'Oracle.DataAccess.Client.OracleConnection' threw an exception": This usually means the DLL was found, but the underlying Oracle Client (OCI) or its dependencies are missing.
2. “Oracle client and networking components were not found”
Fix: