Do you have the ability to to update to the newer managed driver? Share public link
Simply placing the DLL in your application folder is often insufficient because it requires native binaries (like OraOps11w.dll ).
Do not download standalone DLL files from third-party registry sites. These unofficial files often cause architecture mismatches, missing dependency errors, or security risks. Secure the file through official Oracle channels. Method 1: Oracle Data Access Components (ODAC) Archives Oracle packages this DLL inside the ODAC deployment suite.
If you downloaded a zip file, extract its contents to a local folder. Run setup.exe : Run the setup file as an Administrator. Choose Installation Type: Select Custom or Typical . oracle.dataaccess.dll version 4.112.3.0 download
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The DLL installs automatically when you install the full Oracle 11g (11.2.0.3) Client or Instant Client with ODAC. Download the installer.
A more direct way is to download the package. This package is designed for developers and includes the necessary DLLs, including the 4.112.3.0 version. Installation Steps (Oracle Client 11.2.0.3) Do you have the ability to to update
Look for 64-bit ODAC 11.2.0.3.0 zipped point release (ODAC112030Xcopy_x64.zip). Step 3: Extract and Install The XCopy packages do not require a standard installer:
Navigate to the official download page.
After installing the client, you need to configure your application to use the 4.112.3.0 version. 1. Add Reference in Visual Studio If you downloaded a zip file, extract its
Navigate to the section.
Running test query... 2,147 rows returned.
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This exception often occurs when a 64-bit application tries to load a 32-bit Oracle.DataAccess.dll , or vice versa. Ensure that your application's (x86/x64) in Visual Studio matches the architecture of the installed Oracle Client. 2. "Provider is incompatible with Oracle Client"