Thanks Rednoah, found the issue. Even though I had run the command lines found on the Oracle website to remove Java on a Mac and it no longer appeared in my System Preferences, I found there was still a 9.x folder in my Java Virtual Machines.... deleted that, reinstalled v 8.x and all came good ...

Hi, I'm sure this is a fundamental issue but I have searched the forum, made some changes as per similar posts and still in the same situation... so help would be appreciated. I'm using CLI on Mac OS. Have purchased Filebot though App Store. The following is my cmdline call: rename —-folder “ ...