: These controls are 32‑bit COM components and cannot be used with a 64‑bit process. This is not a bug—it is a fundamental architectural limitation of Windows.
to modern .NET or ActiveX alternatives.
This is a rare but known issue with the 64-bit VBA7 runtime. Workaround: Split your UserForm into multiple forms or move non-visual logic into standard modules.
The module installed incorrectly, or the Windows Registry entries are corrupted. autocad 2015 vba module 64-bit
In 32-bit systems, a Long data type is 32 bits and can hold both numeric values and memory pointers. In 64-bit systems, a pointer is 64 bits wide. Therefore, you must update:
Open the VBA IDE ( VBAIDE ). Go to Tools > References . Look for items marked as "MISSING:". Uncheck them, scroll down, and check AutoCAD 2015 Type Library . Issue: ActiveX Component Can't Create Object
: Driving AutoCAD directly from Excel (e.g., drawing polylines or circles based on spreadsheet data). Legacy Support : These controls are 32‑bit COM components and
Here are the most frequent problems users encounter with the AutoCAD 2015 VBA module and how to solve them.
To run your macro files in AutoCAD 2015, follow this installation procedure. You must have local administrative privileges on your Windows machine to complete these steps. 1. Download the Correct Module
If you do not use any Windows API calls and only use the AutoCAD Object Model (e.g., ThisDrawing.ModelSpace ), you likely do not need to change your code at all—provided you recompile it. This is a rare but known issue with the 64-bit VBA7 runtime
Moving a VBA project from an older version to AutoCAD 2015's 64-bit environment requires code-level changes. The most crucial task is updating Windows API declarations.
Choose a temporary folder to extract the installation files (the default is usually C:\Autodesk ).