Note that this is likely a distinct problem from that reported in issue #20. Here the issue is dealing with a nonexistent tile, and setting the pixel values in the corresponding region in the final data set with correct NODATA values. In issue #20 the issue is dealing with NODATA values in tiles present in the original data set files.
Note that this is likely a distinct problem from that reported in issue #20. Here the issue is dealing with a nonexistent tile, and setting the pixel values in the corresponding region in the final data set with correct NODATA values. In issue #20 the issue is dealing with NODATA values in tiles present in the original data set files.