[DCP-o-matic] 'Verifying "DCP-o-matic 2"

Hi guys I've tried installing and opening both the latest and previous versions of the programme on both my iMac (2011) and MacBook (2012) both running High Sierra and they both always get stuck on 'Verifying' when I Try and open them... Any ideas? Thanks -- *Ben Gomori* *Gomori Markus Inc. <http://www.gomorimarkusinc.co.uk> // Turned On Podcast <http://soundcloud.com/turned-on> // Monologues <http://monologuespodcast.com> // * *RecordReplay <http://facebook.com/recordreplay> // Pitchblack Playback <http://pitchblackplayback.com> // Wilde Music <http://www.wildemusic.co.uk/artists> // Sterns Edits <https://soundcloud.com/sternsedits>* * <http://soundcloud.com/bengomori> <https://www.linkedin.com/in/bengomori>* (+44) (0) 7732 448 904