Hello,<br><br>In your history where you have a piece of data for e.g.:<br><br>1: my_file.txt<br><br>The number 1 what is the attribute for that so that I can use that in a tool configuration?  I tried for example $input1.dbkey but that just yields a ? mark<br>
<br>best,<br>Leandro<br><br>