& Construction

Integrated BIM tools, including Revit, AutoCAD, and Civil 3D
& Manufacturing

Professional CAD/CAM tools built on Inventor and AutoCAD
Integrated BIM tools, including Revit, AutoCAD, and Civil 3D
Professional CAD/CAM tools built on Inventor and AutoCAD
Autodesk Support
Mar 5, 2025
Products and versions covered
When running AutoCAD Architecture or AutoCAD MEP, tool set specific features, options, palettes, ribbon tools or display configurations of the build panel are missing or greyed out.
Example: HVAC Build Panel when visible:
Example: Architecture Build Panel when visible:
Try one or more of the following solutions:
The product can create several shortcut icons to start the program with different settings and profiles (MEP, Architecture, vanillla AutoCAD, Metric/Inch, global, UK, US,..etc.)
By default, AutoCAD Architecture and AutoCAD MEP - US Imperial and US Metric profiles can be launched from the Desktop shortcuts automatically installed with the installation (see: How to start AutoCAD with different profiles).
"C:\Program Files\Autodesk\AutoCAD 2025\acad.exe" /ld "C:\Program Files\Autodesk\AutoCAD 2025\AecBase.dbx" /p "AutoCAD MEP (US Imperial)" /product "MEP" /language "en-US"
"C:\Program Files\Autodesk\AutoCAD 2025\acad.exe" /ld "C:\Program Files\Autodesk\AutoCAD 2025\AecBase.dbx" /p "AutoCAD Architecture (US Imperial)" /product "ACA" /language "en-US"
"C:\Program Files\Autodesk\AutoCAD 20##\acad.exe" /ld "C:\Program Files\Autodesk\AutoCAD 20##\AecBase.dbx" /p "My Custom Profile" /product "ACA" /language "en-US"
More details: Configure a Shortcut Item | Microsoft Learn
This will fix any issues regarding changes to your ribbon or the default state for tools that were switched or unloaded. (see How to reset AutoCAD to defaults).
Uninstall and reinstall the program (see: How to perform a Clean Uninstall of Autodesk products on Windows).
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