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  1. Pix4D Documentation
  2. download microsoft jet oledb 4.0
  3. download microsoft jet oledb 4.0

Download [patched] Microsoft Jet Oledb 4.0

Download Microsoft Jet OLEDB 4.0: The Complete Guide (And Why You Probably Shouldn’t)

After installing the Access Database Engine Redistributable, verify that the provider is correctly registered:

Here is a short story looking into that frantic digital goose chase. The Ghost in the 64-Bit Machine download microsoft jet oledb 4.0

32-bit vs 64-bit mismatch:

Jet 4.0 is 32-bit only. If your app is 64-bit and tries to use Jet 4.0 → error. Solution: Recompile your app to 32-bit, or switch to ACE OLEDB (which supports both). Download Microsoft Jet OLEDB 4

pre-installed as a component of the Windows operating system

The Microsoft Jet OLE DB 4.0 provider is no longer offered as a standalone download because it is . Old (Jet): Provider=Microsoft

  • Old (Jet): Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\mydatabase.mdb;
  • New (ACE): Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\mydatabase.mdb;

On Windows 10/11 / Server 2016+:

For 99% of you landing on this page, you do not need Jet 4.0. You need to connect to Access or Excel files from modern code. Microsoft provides an official, supported download for this:

Once installed, you do not use Microsoft.Jet.OLEDB.4.0 . Instead, you must update your connection string to use the ACE engine: