You must first restore the default sprite size via the Director sprite properties dialog. During runtime you must puppet the sprite and keep it puppeted in order for changes to OnStage sizing properties to be reflected on the stage. Refer to the description for the defaultWidth and defaultHeight properties in the Sprite Properties section for more information and an example. This will crash Director. Instead you should monitor the playbackState property in your exitFrame handler to detect end of playback or a stopped condition.
Director stops after playback of a clip.
When creating projectors, enable 'Animate in Background' via the Options dialog. Director 6 and audio playback problems. Director 6 may not play your OnStage SE XTRA audio under all conditions. Audio may work fine on your development system but fail on many end user systems. Audio may work in the authoring environment but not in your projectors on the same system.