My LrTimelapse (Camere preview could not loaded) . Dng 
I format .cr2 to Dng already.

i use LrTimelapse program yesterday the program can load the camera preview.

[Image: https://www.img.in.th/images/c5c81fb9394...8f4f4a.jpg]

When you convert raw files to DNG with Lightroom, you should select the option to embed the previews. To fix this just go to Lightroom, select the whole sequence in Grid View and then "Metadata/Update DNG Previews and Metadata". Now load the sequence again into LRTimelapse.

Let me try