Microsoft Jet 4.0 Database Engine Windows 7' title='Microsoft Jet 4.0 Database Engine Windows 7' />This update will be downloaded and installed automatically from Windows Update. To get the standalone package for this update, go to the Microsoft Update Catalog website. Get fast, free assistance preview our new Virtual Agent today. Ask the Virtual Agent. There are times when the coexistence of 64 and 32 bit code on the same machine can cause all sorts of seemingly strange issues. One of them just occurred to. Youre currently subscribed to some eWEEK features and just need to create a username and password. Microsoft Jet 4. 0 Database Engine. Rise Of The Tomb Raider Download Free Pc more. Hi,You can download the latest service pack from the link below How to obtain the latest service pack for the Microsoft Jet 4. Database Enginehttp support. If you have any issues regarding sql server you could post your issue in the Technet forums. Microsoft Press books, eBooks, and online resources are designed to help advance your skills with Microsoft Office, Windows, Visual Studio. NET and other Microsoft. Forumsencategorysqlserver. Hope this information is helpful, please let us know if you require further help. Regards. Rehman Microsoft Support. Unexpected error from external database driver 1. Microsoft JET Database Engine after applying October security updates. UPDATE As informed, the security patches with the fix was rolled out yesterday 1. We would request you to test this and verify that the issue is addressed. If not, please let us know. Please find the information below,Windows 72. R2 Monthly Roll up  https support. Security only update https support. Microsoft Jet 4.0 Database Engine Windows 7' title='Microsoft Jet 4.0 Database Engine Windows 7' />Windows 2. Monthly Roll up  https support. Security only update https support. Windows 8. 1 and 2. R2 Monthly Roll up  https support. Security only update https support. Kr0qwooQkc/UU7C1WAQzuI/AAAAAAAAArI/2t15XAQng7E/s1600/Microsoft.ACE.OLEDB.12.0+provider+is+not+registered.png' alt='Microsoft Jet 4.0 Database Engine Windows 7' title='Microsoft Jet 4.0 Database Engine Windows 7' />Windows 1. Fall November Update, version 1. Windows 1. 0 Anniversary Update, version 1. Server 2. 01. 6 https support. Windows 1. 0, version 1. We have been seeing a recent influx in cases where the JET provider is no longer able to connect after the October update. This update released October 1. JET provider. The update was kb. These patches affected the Operating System, which adversely has an issue with the following technologies Microsoft Windows Search Component, Windows kernel mode drivers, Microsoft Graphics Component, Internet Explorer, Windows kernel, Windows Wireless Networking, Microsoft JET Database Engine, and the Windows SMB Server. It is important to note that the changes were not to these technologies themselves. Types of errors witnessed Unexpected error from external database driver 1. Microsoft JET Database Engine MicrosoftDriver ODBC Excel Reserved error 5. MicrosoftODBC Excel DriverGeneral Warning Unable to open registry key Temporary volatile Jet DSN for process. WORKAROUNDS SOLUTION Approach 1 Use Microsoft. ACE. OLEDB. 1. 2. Microsoft. ACE. OLEDB. RecommendedThe following updates where not intended to cause any issue with Microsoft Jet Database Engine 4. Microsoft Jet Database Engine 4. As both articles suggest for the below workaround. In all current known cases, using the ACE provider works to connect to the excel files in lieu of the JET provider. The following download is the most up to date version for the ACE provider Microsoft Access Database Engine 2. Redistributablehttps www. When looking into this issue, the largest thing to note is The JET provider has been deprecated as of 2. The last changes were made to this in 2. See the following article for more details. Data Access Technologies Road Maphttps msdn. Excerpt Microsoft Jet Database Engine 4. Starting with version 2. MDAC no longer contains Jet components. In other words, MDAC 2. MDACWDAC releases do not contain Microsoft Jet, the Microsoft Jet OLE DB Provider, the ODBC Desktop Database Drivers, or Jet Data Access Objects DAO. The Microsoft Jet Database Engine 4. Microsoft Windows in Windows 2. So, in short the JET provider has been working for a good 1. Excel file. For the SSIS packages, we recommend pointing to the Excel by our Excel connector instead of using OLEDB. You can locate the Excel Connector by opening up an SSIS package within SQL Server Data Tools. Create or go to an existing Data Flow task. You can see the Excel Source in the Other Sources Section When using JET, this is done through an OLEDBODBC source. You can use the same method for the ACE provider. The ACE provider will work, however it is not supported for use with programs such as SSIS, Management Studio, or other applications. Although this doesnt tend to cause issues, it is important to note. That notwithstanding, the ACE drives provides the same functionality as the JET provider did. The only limitation I am aware of is the same you were encountering with JET which is that you cant have multiple users connecting to and modifying the Excel file. Microsoft Access Database Engine 2. Redistributablehttps www. Excerpt The Access Database Engine 2. Redistributable is not intended. To be used by a system service or server side program where the code will run under a system account, or will deal with multiple users identities concurrently, or is highly reentrant and expects stateless behavior. Examples would include a program that is run from task scheduler when no user is logged in, or a program called from server side web application such as ASP. NET, or a distributed component running under COM services. I understand that there are many users that dont know how many packages might be experiencing this issue. It is possible to look through your dtsx packages using the following method. If you run a command prompt as an administrator, you can use the find command to look through the packages for the keyword JET. This will state all the files it looks through, but you will see a connection manager result for the files that have this in them. If you have already updated the package from JET to ACE, then this will not show the connection manager and is not affected by this security update. In a command prompt Find I Jet C Sample. FolderSample. Package. Alternatively, you can search the whole folder at once Find C I Jet C Sample. Folder. dtsxFor more information on the Find command Find  https technet. MSPPError 2. 14. Additionally after the installing and upgrading to ACE providers, you may run into the following error message,The Microsoft. ACE. OLEDB. 1. 6. Or. The Microsoft. ACE. OLEDB. 1. 2. If you are in a scenario where you have both 3. ACE data provider, from the Microsoft standpoint, it is recommended to have 2 different servers 1 to process 3. But there is an option workaround where you can have both the versions installed on the same machine by performing a quiet install of these components from command line. To do so, download the desired Access. Database. Engine. Access. Databae. Enginex. PC, open an administrative command prompt, and provide the installation path and switch quiet. Ex C FilesAccess. Database. Engine. Please note that this approach is not recommended and havent worked in few instances, so would request you to move to 2 different server approach if possible. Approach 2 Uninstall the security patch Not recommended This patch seems to update Excel Jet connector from V4. One of the workarounds is to uninstall the KB and it may fix the issue. Although, in some instances it may not help to resolve the issue. Approach 3 Registry change Not recommended Request you to take a backup of the registry key before making any changesAnother workaround would be to update the below registry key to point to an old copy of the DLL file HKEYLOCALMACHINESOFTWAREWow. NodeMicrosoftJet4. EnginesExcelWin. To get an old copy of the DLL, uninstall the patch KB4. DLL msexcl. 40. dll from C WindowsSys. WOW6. 4msexcl. 40. C msexclmsexcl. You can now modify the registry key HKEYLOCALMACHINESOFTWAREWow. NodeMicrosoftJet4. EnginesExcelWin. DLL location C msexclmsexcl. C WindowsSys. WOW6. Other workarounds discussed online There is a public forum discussion where many customers found various ways to work around this issue. ODBC Excel Driver Stopped Working with Unexpected error from external database driver 1. Microsoft JET Database Enginehttps social. Forumsen US2feac. Solution The best recommended solution is to move to Microsoft ACE OLE DB provider. Apart from this, Microsoft is working on a resolution and will provide an update in an upcoming release of the security patch. This is expected to be available in another 2 3 weeks or earlier.