The 64-bit VBA environment in AutoCAD 2010 has a known memory addressing bug with certain Windows updates. Fix: Install the AutoCAD 2010 Service Pack 2 (64-bit) before installing the VBA enabler.
Windows Defender or antivirus quarantined the DLL. Fix: Restore the file from quarantine. Add the AutoCAD 2010 folder ( C:\Program Files\Autodesk\AutoCAD 2010 ) to the antivirus exclusion list. Reinstall the VBA enabler. Autocad 2010 Vba Module 64-bit Download