This is ACE version 6.5.6, released Tue Jul 30 10:03:40 CEST 2019 If you have any problems with or questions about ACE, please send e-mail to the ACE mailing list (ace-bugs@list.isis.vanderbilt.edu), using the form found in the file PROBLEM-REPORT-FORM. In order to post to the list you must subscribe to it. See http://www.dre.vanderbilt.edu/~schmidt/ACE-mail.html