This error appears if I try to use the Place Space command:
This error could be due to the Item Main Callout not having a Space Label defined under the Cell heading. Try the following:
If the issue persists, try regenerating your local \prefs files, following the steps below:
1. Close Aecosim Building Designer.
2. Use Windows Explorer to browse to your \prefs folder, by default found under:
C:\Users\your.name\AppData\Local\Bentley\AECOsimBuildingDesigner\8.11\xxxxxxxx\. NOTE: This location is defined by the configuration variable TFDIR_PREFS.
3. Rename the \prefs folder to "\prefs123" or similar.
4. Restart Aecosim Building Designer.