Making it easier to use:
Retry uploading him and the error file, and again uploading when the exclusion has successfully uploaded the compression file.
if you want to compress your pictures more than once, you have 2 choice:
(1) try tinypng -r *.png to allow-rewrite
(2) try tinypng *_tiny.png the 2nd time
Making it easier to use: Retry uploading him and the error file, and again uploading when the exclusion has successfully uploaded the compression file.