Global Attribute Change Form
- Last UpdatedNov 12, 2025
- 2 minute read
The Global Attribute Change form lets you modify the attributes of several elements simultaneously. For example, you can change the Obstruction Level (OBST) settings for all primitives that represent a component's geometry.
Modify Attributes
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To open the Global Attributes Change form select Modify, then select Attributes Global from the main window drop-down.
The Global Attributes Change window opens:

The form will change the attributes values of all the elements below the current selection (but not the CE itself).
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To change the attributes of the CE, select Modify, then select Attributes.
To change attributes below a different element, navigate to it in the Catalogue Explorer and click the CE option.
The form will initially list the attribute types (but not their settings) for the current element.
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Navigate to an element below the CE which has an attribute of the type you want to change.
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Click Attributes.
The list will now show the attribute types for this lower level element.
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Select the attribute type you want to modify.
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To change the setting of all elements which have the selected attribute, click the All attribute data options and enter the new setting in the With text box.
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To change only those settings which already have a specified value for the selected attribute, click the middle option and enter the relevant current setting in the adjacent text box. Enter the new setting in the With text box. For example, you might change to only those OBST attributes which are currently set to. Click Apply to the changes.
Note: The change will be applied to all elements below the specified level that have the selected attribute type. For example, if you pick a DISH and change the DIAM attribute, this change will be applied to all primitives which have a diameter setting (CYLI, SLCY, ); not just to Dishes.
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for further information about element attributes, see the Catalog Database Structure.