Affects Version/s: 7.0.X, 7.1.X, 7.2.X, Master
Component/s: DM > Adaptive Media
1. Add these properties to portal-setup-wizard.properties
2. Start the server
3. Go to the Document Library of the Guest Site and Upload an image
4. After waiting a few seconds (to generate the thumbails) open the entry and right click on the small image on the top left and select to open the image in a new tab. URL should look like this http://localhost:8080/documents/20126/0/exmaple.jpg/cde6c73a-aea1-5838-da6e-14b79d2891b7?version=1.0&t=1561450887488&imageThumbnail=1 and end with "imageThumbnail=1".
6. Now change the 1 to 2 or 3 and hit enter
Actual result: You will always receive the same image.
Expected result: It would be that you will receive the image in the dimensions defined for the thumbnails.