Great. Thanks for the quick fix.

I gave that a try with a full path to video file but still doesn't work. Same error in log.

Diag.log: 17:31 PM Process started. 2:17:31 PM Wrong Command Line arguments. 2:17:32 PM Command Line: ConsoleRender function failed.] Here's the exact command I typed to get that log file: "c:\Utilities\Video Thumbnails Maker\VideoThumbnailsMaker.exe" "c:\Utilities\Video Thumbnails Ma...

In the GUI "Output folder" is unchecked, both under "Quick settings" and environment window.

admin wrote:Please make sure you did not redirect output from the program to a folder.

I didn't even know that was even possible. My launch syntax has always been:

"C:\blahblah\VideoThumbnailsMaker.exe" "C:\blahblah\Presets\Base_Preset_1.vtm" "filename"

Did something with the CLI change from 5.x to 6.x? My old batch files seem to run videothumbnailsmaker.exe, but don't produce thumbnails anymore. Typing the command line manually yields same result. No error message, yet no thumbnails. Everything was working fine from 3.x~5.x.