UDA List

Last updated February 26, 2020 by Tekla Structures Extensions USA solutions.us@tekla.com

Software version: 
Not version-specific
United States (Imperial)
United States (Metric)

UDA List

Purpose and description

*** These instructions are for the older non-side pane version of the UDAobject property created by the user in order to widen the range of predefined object properties

User-defined attributes are used when the predefined object properties are not sufficient but more properties are needed. For example, comment, locked, and erection status are user-defined attributes.

List extension. ***
*** The instructions for the newest version can be found here.*** 

The purpose of this tool is to show all UDA’s actively stored to the model objects as the user selects them.  This works regardless of objects.inp and template settings.  The user can then clear any UDA’s that are no longer desired, or change their value as needed. UDAs created by tools via the API are written directly to the model databasedatabase file that contains a model

Model database file has the file name extension .db1. In addition, other files, such as the corresponding numbering database .db2, are needed in order to obtain the functionality of the model database.

and are not included in objects.inp.

System requirements

Environments:   Default
Languages:   English

Installing UDA List

To install the applicationpart of Tekla Structures functionality that is developed in order to extend the capability of Tekla Structures but that is not included in the Tekla Structures installation


  1. Close Tekla Structures (if running)
  2. Download MSI Installer from Tekla Warehouse
  3. Install MSI Installer…
  4. Start Tekla Structures
  5. Before version 2016: A new toolbar icon which will launch the tool should now be visible when a model is opened. For 2016 version and newer: a new thumbnail under Ungrouped items in the Applications and components side pane will appear.

Using UDA List

To use the application:

  1. Click the icon/thumbnail to start the tool
  2. Select any part or assembly and the list will automatically populate

Clearing All UDA’s

  1. Select any part or assembly and the list will automatically populate
  2. Click on the button > Clear All UDA’s

Clearing Only a Certain UDA

  1. Select any part or assembly and the list will automatically populate.
  2. Right click with the mouse over the center of the value of the UDA you want to clear.
  3. Select Clear from the context menu.

Changing UDA Values

  1. Select any part or assembly and the list will automatically populate.
  2. Click twice on the value of the cell for the UDA you want to change to active the edit mode
  3. Type in the value you want to change the UDA to.
  4. Press enter on the keyboard or click another value to trigger the model to update

Quick feedback

The feedback you give here is not visible to other users. We use your comments to improve our content.
We use this to prevent automated spam submissions.
Content rating: 
No votes yet