Thousands of enterprise apps—ERP systems, CRM plugins, legacy VB6 tools—were written assuming a 32-bit provider. These applications hard-code the path to msaceol.dll in the SysWOW64 (32-bit system folder). If you install the 64-bit engine, these apps simply cannot see the driver.

HKLM\SOFTWARE\WOW6432Node\Microsoft\Office\16.0\Access Connectivity Engine

At the heart of these errors lies a small, powerful, but often misunderstood piece of software:

Access Database Engine 32 Bit Info

Thousands of enterprise apps—ERP systems, CRM plugins, legacy VB6 tools—were written assuming a 32-bit provider. These applications hard-code the path to msaceol.dll in the SysWOW64 (32-bit system folder). If you install the 64-bit engine, these apps simply cannot see the driver.

HKLM\SOFTWARE\WOW6432Node\Microsoft\Office\16.0\Access Connectivity Engine access database engine 32 bit

At the heart of these errors lies a small, powerful, but often misunderstood piece of software: Thousands of enterprise apps—ERP systems