Error message -40 means "tried to position to before start of file (r/w)"
So this is either a Cinema Tools quirk or there's something wrong with your file. "Tried to position to before start of file" would seem to imply that the atom or sample table data may have incorrect offset or length fields. QT Repair can fix some of these issues: [
www.digitalrebellion.com]
Does it open in QuickTime Player?
My software:
Pro Maintenance Tools - Tools to keep Final Cut Studio, Final Cut Pro X, Avid Media Composer and Adobe Premiere Pro running smoothly and fix problems when they arise
Pro Media Tools - Edit QuickTime chapters and metadata, detect gamma shifts, edit markers, watch renders and more
More tools...