How to add data utility on custom table column ?

[WT_010219]

Version: Windchill 12.1

Use Case: I want to add data utility on custom table's column. I will use some backend logic to render the attribute value as per my requirement

Description:

Entry to show "area" attribute in table builder class

Custom xconf entry for data utility for "area" attribute:

Debugging table to see datautility for "area" :

[Imad_A · Accepted solution]

Try replacing requestor="null" with requestor="java.lang.Object".

Then run xconfmanager -p  to register the data utility.
Finally, restart Windchill.