Ms Access April 2019 Unrecognized Database Again.

Access for Microsoft 365 Admission 2021 Access 2019 Access 2016 Access 2013 More...Less

Last Updated: July ix, 2020

Of import:

• Nosotros have been able to get together additional information nigh the causes of this consequence, which are due to usage patterns in the Access Database Engine with networked files that did not cause issues with previous versions of Windows, but no longer piece of work properly. On Windows 10 specifically, this outcome is first noted when using version 1803.

• July 9, 2020 update: We have non been able to fully deploy the fix due to new bug that occur only when the fix is present.  We are continuing to piece of work on the problem.

• Nov 29, 2019 update:The set up is existence is being tested more than broadly. Information technology will be most effective when used in environments that are uniformly using Electric current Aqueduct builds of Part 365, and may not fully resolve all issues.  Fifty-fifty in one case this set up is fully deployed, we will continue to investigate further potential issues, and possibly update other versions of Access with the changes.  Although we have identified the main cause for the new issues that began occurring with a Windows update, we nonetheless cannot reliably reproduce the consequence in a controlled surround, and then ensuring that there are no additional issues is difficult.  If you report the issue to Microsoft, please include every bit much information as you can nearly the circumstances nether which you meet errors.

• July 1, 2019 update: We have been testing a fix for this issue but have discovered problems as currently written. We are working to resolve these issues and will then engage in further testing.

• April 4, 2019 update: We are testing a fix for this problem now and will requite further updates when nosotros can confirm that this resolves the issue.

• Due to the complexity of this issue and the need to ensure that nosotros aren't introducing any additional issues, the release process for this effect will span more than fourth dimension than a typical fix. Delight continue to monitor this folio for further updates.

ISSUE

When opening a database, yous may see the following error message:

• "Microsoft Access has detected that this database is in an inconsistent country, and will endeavour to recover the database."

If using DAO to open a database from Visual Basic code, you may see error 3343 "Unrecognized database format" reported.

This may happen when y'all accept a database stored on a network file share, and multiple users are using the database simultaneously.

STATUS: WORKAROUND

The engineering squad is enlightened of and working to set this issue. In the concurrently, disable the leasing on the machine where the shared database is stored as a workaround.

Single file database
The leasing modify is fabricated on the machine where the database is stored.

Split database
When using a divide database scenario, where each user has their own re-create of the front-end database stored on their customer machine and a shared back-terminate database on a file server, the leasing change only needs to be made on the machine hosting the back-stop database, no changes are needed to each user'southward client motorcar.

To practise this:

1. Click Windows Start and then blazon Control. Right-click on Command Promptand choose Run equally administrator.

2. Copy and paste the following commands into the command prompt window:

   REG Add HKEY_LOCAL_MACHINE\Organisation\CurrentControlSet\Services\lanmanserver\parameters /v DisableLeasing /t REG_DWORD /d 1 /f

   NET Terminate SERVER

   Internet Showtime SERVER

3. Close the control prompt window.

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Source: https://support.microsoft.com/en-us/office/access-reports-that-databases-are-in-an-inconsistent-state-7ec975da-f7a9-4414-a306-d3a7c422dc1d

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