In Extract Tabs, can you add an right mouse option for retry to download a Broken element (can grab another viable Blocks), we can gain time if i erase the Supersearch search tab or deleted the nzb... [-o<
You dowlad file, Repair & Extract mode of NewsLeecher inspect file and see if data is corrupted and the level of corrupt (see on screen capture) in block qty.
Sometimes when you re download the file you happen to download the additional data is not corrupted and it helps repair the final file!