I've run into this on a few projects over the years and it's really kind of annoying.
So I have a song as you can see in the image. When I do a CTRL+F, this is how it fills the screen. So there's something at the end that is extending the project WAY beyond the end of the music... AND I CANNOT FIND IT. It's not a floating piece of audio. It doesn't appear to be an envelope marker. I have no idea what it is. But it's there, and now exporting this track takes twice as long because it dump
Cakewalk plays until the last bit of data is encountered (and beyond if Stop at Project End is disabled).
Most often there is a MIDI event or automation node far to the right on the timeline.
The steps to truncate the length of a project are:
Position Now time at the expected end of the project,
Enable Ripple Edit all,
Select everything to the right of Now, (ex. use "Select All" then "Select From Now" from the main edit menu)
Delete the selection and