Hello Paolo, I've just tried it with a string constant and it worked. This is strange! I can't download your workflow at the moment (mailreader issues). I'll check it out tomorrow.
Alan ------------------------------------------------------------------------------ _______________________________________________ taverna-hackers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/taverna-hackers Developers Guide: http://www.mygrid.org.uk/usermanual1.7/dev_guide.html FAQ: http://www.mygrid.org.uk/wiki/Mygrid/TavernaFaq
