Oracle9iForWindows864BitThe provider is not compatible with the version of Oracle client. TLDR Version Use the 1. If you must use the old provider, you need to point Oracle. Data. Access. dll to the unmanaged Oracle Client Dlls that are of the correct version. If you have multiple Oracle Clients installed on your machine that maybe a simple as including the Dll. Path configuration variable see below in you app config, but you may also need to install a new oracle client to point to. Oracle 9I For Windows 8 64 Bit' title='Oracle 9I For Windows 8 64 Bit' />Welcome to Toad for Oracle Editions. Toad for Oracle is available in several different editions. Each of these comes packaged with additional Quest Products to expand. I want to install Oracle 9i on Windows 7, but compatibility issues. Right now I am using Oracle 10G and in 10G we cannot copy code from anywhere else. Solidworks Serial Number more. I am supposed. I have installed oracle 10g. Database in windows 7 64 bit os and application developer suite 9i in virtual machine windows 7 32 bit os. SAP BusinessObjects Explorer XI 3. Windows Supported Platforms SAP COMMUNITY NETWORK SDN sdn. BPX bpx. sap. com BOC boc. Contributed by Paulo Ferreira Portugal is a DBA with a decade of experience in IT and has worked as a DBA for 8 years. He is an Oracle Certified Professional 9i. Responses to Step by Step Oracle guides tejas patel Says December 8th, 2009 at 1231 pm. DBA. so please help me. Installation of Oracle 11gR2 64bit client on Windows 7 is even trickier compared to Oracle 32bit client installation. In fact after some series of installations, I. Does anyone knows of a reliable link to download Oracle client 9i for a 64bit machine with OS Windows 7. The version in my possession have compatibility. The subject says it all What is the best way to determine the exact version of the oracle client Im running Our clients are all running Windows. I found one. Oracle Accreditation Program Increase your productivity by using Oracles Accreditation Program our new framework to accelerate your knowledge of our Oracle. Full version First, lets make sure we understand the components of the old unmnaged provider not the new 1. Its made up of two pieces the managed. Oracle. Data. Access. Simply speaking, Oracle. Data. Access. dll is nearly just a wrapper, translating. ORACLE NET instructions for the unmanaged client. That said, when you load Oracle. Data. Access there is a order in which it tries to locate the unmanaged client dlls that it needs. From the Oracle Documentation The Oracle. Data. Access. dll searches for dependent unmanaged DLLs such. Oracle Client based on the following order 1. Oracle-10g-Software-Download-Setup-Free.gif' alt='Oracle 9I For Windows 8 64 Bit' title='Oracle 9I For Windows 8 64 Bit' />Directory of the application or executable. Dll. Path setting specified by application config or web. Dll. Path setting specified by machine. Dll. Path setting specified by the Windows Registry. HKEYLOCALMACHINESoftwareOracleODP. NETversionDll. Path. Directories specified by the Windows PATH environment variable. So in your case, your app followed this process above and found a path that has unmananged dlls that are too old relative to the Oracle. Data. Access. dll assembly that you are using. It could just be that the only Oracle Client install on that machine is too old. But this comes into play if you have more than one client installed on the machine and the unmananaged files were found first in a different but older installation. If the later, the simple thing to do is use the dll. Oracle 9I For Windows 8 64 Bit' title='Oracle 9I For Windows 8 64 Bit' />Path configuration variable in your config and point it at the correct Oracle Home Bin folder lt configuration. Dll. Path valuec oracleproduct1. BIN. lt oracle. If you want to install a fresh copy of the client, the xcopy version is the smallest and contains the instant client and point the Dll. Path above to this new location. But any oracle client install will work. But if you want to avoid all this unmanaged client resolution stuff, see if you can update your app to use the 1. Its also possible that you arent loading the Oracle. Data. Access. dll that you think you are if it is installed in both your bin directory and your GAC, but I think that is the less likely senario. See the assembly resolution process for more information.