The best tool to find these kinds of things is mozregression: http://mozilla.github.io/mozregression/
It got me to this list: https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=1a7af0fca900e297575b413fd1b2707f44ea2c41&tochange=ec1fa4b01b12b1dc30455057dba7d089df133954 and looking through that list I see: 7841d3498cee <https://hg.mozilla.org/integration/mozilla-inbound/rev/7841d3498cee> *Glenn Randers-Pehrson — Bug 1283961 <https://bugzilla.mozilla.org/show_bug.cgi?id=1283961> - Part 2: Remove limits on PNG image dimensions (nsPNGDecoder). r=seth* 0e271858ba5e <https://hg.mozilla.org/integration/mozilla-inbound/rev/0e271858ba5e>*Glenn Randers-Pehrson — Bug 1283961 <https://bugzilla.mozilla.org/show_bug.cgi?id=1283961> - Part 1: Remove limits on PNG image dimensions (libpng). r=seth* So yes, it looks like this was fixed in Firefox 50. Mike On Wed, Nov 30, 2016 at 1:26 AM, Sebastian Metzger < [email protected]> wrote: > Hello, > > does anybody know, if there is a problem with tree-images in FF 45ESR > versions? > > We have a problem in an support portal in which some icons are not > displayed correctly. I then checked "media" in "site-information" and saw > that a huge png file marked as "background" could not be loaded. > In the code you can find something like > <img onload="this.__gwtLastUnhandledEvent="load";" src= > "https://tracker.censhare.com/webclient/clear.cache.gif"; > <https://tracker.censhare.com/webclient/clear.cache.gif> style="width: > 14px; height: 16px; background: url(https://tracker.censhare. > com/webclient/E79F19F1B145CB590B794BF3B2C3CD5F.cache.png) no-repeat > -35713px -108px;" class="tree-image" id="tree-null" border="0"> > > I verified that the error occurs in 45.0.2, 45.4.0 and 45.5.0ESR. > With RR 50.0.1 and actual Internet Explorer it works. > > The image of the url is https://tracker.censhare.com/webclient/ > E79F19F1B145CB590B794BF3B2C3CD5F.cache.png > > I tried to find an error in bug database, what could explain why it is > fixed in RR and not in ESR. But I didn't find anything matching. > Maybee tree-image is not the correct description for that? > > Does anybody have the same problem or could check if link above works in > FF ESR? > Thanks. > > Best regards > > Sebastian Metzger > > -- > Sebastian Metzger > > Debeka Krankenversicherungsverein a. G. > Debeka Lebensversicherungsverein a. G. > Debeka Allgemeine Versicherung AG > Debeka Pensionskasse AG > Debeka Bausparkasse AG > > Abteilung Benutzer- und Endgerätedienste (IS/BE) > 56058 Koblenz > > Telefon: (02 61) 4 98 - 31 05 > Telefax: (02 61) 4 98 - 20 99 > > E-Mail: [email protected] > Internet: www.debeka.de > > Besuchen Sie uns auch in sozialen Netzwerken. > Unsere Adressen finden Sie hier: www.debeka.de/socialmedia > > Pflichtangaben der Debeka-Unternehmen > gemäß § 35a GmbHG / § 80 AktG: www.debeka.de/pflichtangaben > > > _______________________________________________ > Enterprise mailing list > [email protected] > https://mail.mozilla.org/listinfo/enterprise > > To unsubscribe from this list, please visit https://mail.mozilla.org/ > listinfo/enterprise or send an email to [email protected] > with a subject of "unsubscribe" >
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![https://tracker.censhare.com/webclient/clear.cache.gif"](https://tracker.censhare.com/webclient/clear.cache.gif"){kind=link}
