<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">Hi,<div class=""><br class=""><div><blockquote type="cite" class=""><div class="">Am 27.11.2016 um 11:59 schrieb Robert Helling <<a href="mailto:helling@atdotde.de" class="">helling@atdotde.de</a>>:</div><br class="Apple-interchange-newline"><div class=""><div class="" style="font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px;">Let me see if we can detect this cache corruption (i.e. when the cached thumbnail does not open as an image) or provide a way to the user to invalidate the cache.</div><br class="Apple-interchange-newline"></div></blockquote></div><br class=""></div><div class="">my suspicion is that it was not the thumbnail cache that was corrupted but rather the two table translating hashes to local file names and vice versa had entries with empty hash strings (which aren’t valid hashes of course).</div><div class=""><br class=""></div><div class="">Here is a patch hat gets rid of those.</div><div class=""><br class=""></div><div class=""></div></body></html>