TBird 102.5.1 - issue displaying png from html signature

Discussion of bugs in Mozilla Thunderbird
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alain_deloin
Posts: 7
Joined: September 20th, 2022, 12:07 am

TBird 102.5.1 - issue displaying png from html signature

Post by alain_deloin »

Hi,

Following the tbird 102.5.1 update, a lot (not all) users are not seeing the png picture when writing an email.
The png is hosted on a ftp server.

Everything was working fine up to 102.5.0
Clearing the cache doesn't help, bor reinstalling tbird.

Downgrading to 102.5.0 makes it work again.

Best regards
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tanstaafl
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Joined: July 30th, 2003, 5:06 pm

Re: TBird 102.5.1 - issue displaying png from html signature

Post by tanstaafl »

I just sent myself a message with a 100kb and then a 10MB embedded png image from https://www.sample-videos.com/download- ... -image.php using version 102.5.1 (last released version). No problems. I then tried with a 20MB image, it kept crashing when I tried to embed the image.

I submitted https://bugzilla.mozilla.org/show_bug.cgi?id=1804528 to report the problem.
alain_deloin
Posts: 7
Joined: September 20th, 2022, 12:07 am

Re: TBird 102.5.1 - issue displaying png from html signature

Post by alain_deloin »

Thanks tanstaafl, however our signature pngs are between 40 and 90KB in size.
They are 150x900 and 32bits if it helps.

But tbird actually shows a square, that if double-clicked propose to embed the picture, so it can access the file, it's just not displayed
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BruceAWittmeier
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Re: TBird 102.5.1 - issue displaying png from html signature

Post by BruceAWittmeier »

I also used a .png image for a signature and it worked fine.

The more I think about it- doesnt this
"But tbird actually shows a square, that if double-clicked propose to embed the picture, so it can access the file, it's just not displayed" indicate it knows the image details from an image table but can't actually find the image to display?

Can you view the image by opening the signature HTML file? Didn't miscopy the path to the file in the email signature location?
The path points to a HTML file.
The HTML file contains the image.
All the paths correct?
I often take a long windy road to my destination. Upon arrival, I wonder how I missed the shortcut.
alain_deloin
Posts: 7
Joined: September 20th, 2022, 12:07 am

Re: TBird 102.5.1 - issue displaying png from html signature

Post by alain_deloin »

it's a html code put in the signature text field. It's been working for a good 10 years. there has been no change to it.
Yes the paths are all correct and the png display fine in any web browser.

Also, it's not all pcs that upgraded to 102.5.1 that have the issue (mine doesn't).
to sum things up, the upgrade for apps happens when pc reboot. The mornig i setup the tbird upgrade (so most people will next day). i don't know how many rebooted just in the morning but same day, a dozen people called to say "signature not working !!!' And on the 3 that i saw, i couln't solve the issue. So i canceled quickly the upgrade.
Is there some other cache folder or action that could be tried to solve the issue ? Also tried booting tbird in debug mode

The code is like that

Code: Select all

<a href="http://www.url.fr"><img src="http://web-address.png" alt="our site">
</a>
<hr>
<div style="color: black;  font-weight: bold; font-size:0.7em; ">
    Some text.
</div>
<div style="font-size: 0.7em;">
   some ecology message about not printing the e-mail and the planet.
</div>
<hr>
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