Error: “The operating system is not presently configured to run this application” with Access Database Engine (DAO.DBEngine).Microsoft Access Could Not Lock File (Error 3050): Cannot Open Database Error.

This entry was posted in Application Development, Microsoft Access 2003, Microsoft Access 2007, Microsoft Access 2010, Microsoft Access Products, Visual Basic 6 by Admin. Read our article Fixing the Microsoft Windows Common Control Library (MSCOMCTL.OCX) Security Update for more details. We've come up with a solution that addresses this problem reliably. Microsoft provides a workaround for this problem in a Knowledgebase article, but it doesn't always work. It triggers this error:Įrror 459 – Object or class does not support the set of events, For us, this impacts our Total Access Analyzer program which uses the Treeview control in its database explorer feature. Unfortunately, this update causes problems with existing Microsoft Access, Visual Basic 6, and other applications that use the common control such as the Treeview and ListBox controls.

On August 14, 2012, Microsoft released a security update for Microsoft Office that includes an update to the Windows Common Control MSCOMCTL.OCX.

Mscomctl ocx windows 8