Contents 1 Licencing 2 Releases 3 See also Licencing All forms of Adobe Encore use a proprietary licencing system from its developer, Adobe Systems. Versions 1.0 and 1.5 required a separate licence fee (rather than making 1.5 available as a free update.) Version 3, also known as CS3, is being sold only in bundle with Premiere CS3. • An "Unknown Error (DVD Error -1)" that occurred when writing to DVD after adding video and audio to a motion menu no longer happens. • A "DVD Error -1" that could occur if you repositioned chapter points on a timeline containing still images no longer happens.