Data Set Values need to adding to a Data Set in order to use them. A Data Set Value is a combination of Data Set, Parameter Name and Parameter Value. To add parameter names to a Data Set then select the icon below or the correct option in the Edit Menu.
The form below is what pops up after you select the correct menu option above. This maybe easier to copy parameters into a Data Set than to use this form. Editting the values maybe easier in the Properties Grid.
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