All of the folders are set to 777.
There was no folder /1/1 so I created one, and still had the same problem.
RE-installed, tried again with the files in dbtech/gallery/images/upload/1/ but the problem persists.
Have had to uninstall
When I try to import pictures using ACP Mass Import I get this error at the top:
Warning: imagepng() [function.imagepng]: Unable to open '[path]/dbtech/gallery/images/upload/1/1/thumb/85_1362779017.png' for writing: No such file or directory in [path]/dbtech/gallery/includes/class_core.php on...