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Libraries & objects
About Archicad and BIMcloud libraries, their management and migration, objects and other library parts, etc.
SOLVED!

Object Library seems to have lost all the default classifications that usually come out of the box

GGiamanco
Contributor

Hi everyone,

After migrating our custom template to Archicad 28, I noticed that the Object Tool and Object Library seem to have lost all the default classifications that usually come out of the box (ARCHICAD Classification - v 2.0). When I go to place a standard object, the Classification and Properties panel is shows ARCHICAD Classification - v 2.0 unchecked and "Unclassified".

I’ve tried importing the default classification system via the Classification Manager, but that didn’t fix it — the object tool still doesn’t apply any default classifications, and the library objects remain unclassified.

Has anyone else run into this issue? Is it fixable, or am I looking at having to rebuild our template from scratch?

Any guidance would be greatly appreciated!


Screenshot 2025-07-21 at 12.04.28 PM.png
Gabriel Giamanco | Mogavero Architects | BIM Manger, IT Manager
Archicad User since v8.1 | BIMcloud Enterprise | BIMx
Graphisoft Certified Archicad BIM Manager
Mac Studio 32 Core Apple M3 Ultra, 96GB RAM, 1TB SSD, Mac OS Sequoia 15.5
1 ACCEPTED SOLUTION

Accepted Solutions
Solution

Gabriel,

Thanks for the update, after some testing I found you can remap the missing default classifications using the Subtype – Classification Mapping menu.

  1. Go to Window > Toolbars > Edit GDL Library Parts in the menu bar.

  2. On the toolbar that appears, click the dropdown button on the far left and select Subtype – Classification Mapping.

    subtype classification mapping.png

  3. A window will open where you can manually add the missing classifications.

    • To help with this, I’ve taken a screenshot of the current mappings used in the USA template. You can use it as a reference to match the default setup.

      USA Template Default Classification Mappings.png

 

Jan Millán
Senior Customer Success Manager, Graphisoft
Graphisoft Certified BIM Manager

View solution in original post

5 REPLIES 5
Jan Millan
Graphisoft
Graphisoft

**Edit: After reviewing the Library Documentation PDF, I found that page 9 clarifies that Library Localization Preferences do not affect the Classification & Properties panel. This means the original suggestion below about applying localization preferences won’t resolve classification issues and can be disregarded.


Based on your screenshot, I see that you have the Door & Window USA.libpack loaded, so I’ll assume you're working in the United States.

If thats the case, I recommend applying the Library Localization Preferences for "USA – English (United States)" to see if that resolves the issue. If you're not located in the US, apply the localization preferences for your specific region instead. 

 

You can follow the steps in the guide below to modify the Library Localization Preferences:
How to change language and folder structure

 

Additionally, this guide may be helpful if you have other questions about the AC28 migration process:
Archicad 28 Migration Guide - Workflow Guide

Jan Millán
Senior Customer Success Manager, Graphisoft
Graphisoft Certified BIM Manager

GGiamanco
Contributor

Hi Jan, thanks for the reply. I am in the US. I applied the localization as you recommended and no change. The objects still do not show the default classifications.

Gabriel Giamanco | Mogavero Architects | BIM Manger, IT Manager
Archicad User since v8.1 | BIMcloud Enterprise | BIMx
Graphisoft Certified Archicad BIM Manager
Mac Studio 32 Core Apple M3 Ultra, 96GB RAM, 1TB SSD, Mac OS Sequoia 15.5
Laszlo Nagy
Community Admin
Community Admin

The one scenario I imagine can cause this is if you delete the Archicad Classification 2.0 in the Classification Manager. That will cause Classification-related data and settings to be removed from Properties, placed Elements, Tool default settings, Favorites, IFC Type Mapping, etc. Even if you reimport the same Classification from a XML file into your Project, all those settings are already lost and they need to be recreated, as far as I can see.

Loving Archicad since 1995 - Find Archicad Tips at x.com/laszlonagy
AMD Ryzen9 5900X CPU, 64 GB RAM 3600 MHz, Nvidia GTX 1060 6GB, 500 GB NVMe SSD
2x28" (2560x1440), Windows 10 PRO ENG, Ac20-Ac28
Solution

Gabriel,

Thanks for the update, after some testing I found you can remap the missing default classifications using the Subtype – Classification Mapping menu.

  1. Go to Window > Toolbars > Edit GDL Library Parts in the menu bar.

  2. On the toolbar that appears, click the dropdown button on the far left and select Subtype – Classification Mapping.

    subtype classification mapping.png

  3. A window will open where you can manually add the missing classifications.

    • To help with this, I’ve taken a screenshot of the current mappings used in the USA template. You can use it as a reference to match the default setup.

      USA Template Default Classification Mappings.png

 

Jan Millán
Senior Customer Success Manager, Graphisoft
Graphisoft Certified BIM Manager

GGiamanco
Contributor

Jan,

You are a Godsend! When I opened the Subtype – Classification Mapping menu, Everything was unchecked. I did what you suggested and all is well now! Now just need to re-link the properties! Thanks for your help with this!

Gabriel Giamanco | Mogavero Architects | BIM Manger, IT Manager
Archicad User since v8.1 | BIMcloud Enterprise | BIMx
Graphisoft Certified Archicad BIM Manager
Mac Studio 32 Core Apple M3 Ultra, 96GB RAM, 1TB SSD, Mac OS Sequoia 15.5