To download the Microsoft ACE OLE DB 12.0 provider for 64-bit systems:
AccessDatabaseEngine_X64.exe /passive
To resolve this issue for 64-bit applications, you need to download the . download microsoft.ace.oledb.12.0 provider for both 64-bit
This means:
Do not download ACE drivers from random third-party DLL websites. Always use Microsoft's official links. As of this writing, the official source is the . To download the Microsoft ACE OLE DB 12
This error typically appears when a 64-bit application (like a 64-bit version of Office, a C# application compiled for x64, or SQL Server) attempts to read an .accdb or .xlsx file but cannot find the necessary driver. Installing the wrong version of the driver, or having conflicting 32-bit/64-bit versions, is the root cause. a C# application compiled for x64
Suggest alternatives to OLEDB for connecting to Excel files. Share public link