mpdf doesn't include images in many cases including zoombox fluidgrid and others

• Usability
• Consistency
• Conflict of two features (each works well independently)

Printing with mpdf doesn't include images in many cases including params in the plugin img call such as zoombox, or when controlling the display of images from inside a PluginFluidgrid , and in other cases reproduced in the show.t.o instance indicated:

Reproduced in a show2.t.o instance from another bug report (since setting up diagram generation requires some manual steps to get the composer package installed server side)
http://xavi-9794-6688.show2.tikiwiki.org/tiki-index.php?page=Tiki-Wiki-CMS-Groupware
u: admin
p: 12345

Current code used in the show instance:
SVN (24.0vcs): Tuesday August 3, 2021 17:34:21 CEST - REV 78798 (InnoDB)

See pdf produced with pdf:
Tiki Wiki CMS Groupware(1) With Remote Service To Export Images

See the corresponding pdf produced by a local pdf printer from the print veresion of that wiki page:
Tiki Wiki CMS Groupware Locally Printed To Pdf

Code being used for the first sections about images:

{FLUIDGRID()}
5: {img src="tiki-download_file.php?fileId=5&display" width="200"} 6: {img fileId="6" width=200}
---
7: {img fileId="7"} 8: {img src="tiki-download_file.php?fileId=8&display" width=400}
{FLUIDGRID}

!!# Local Image with zoombox
{img fileId="4" thumb="box"}

!!# Another local Image without zoombox

{img src="tiki-download_file.php?fileId=5&display"}

!!# A remote image with zoombox

{img src="https://doc.tiki.org/img/wiki_up/393px-Pears.jpg" thumb="box"}

!!# A remote image without zoombox

{img src="https://doc.tiki.org/dl1480?display&x=250&y=180" }

retested today upgrading the show instance to latest 24.x
"Upgraded today (server side) to latest 24.x branch: r79594 (Last Changed Date: 2022-01-22 14:46:09 +0100 - Sat, 22 Jan 2022) ", adn removed and reinstalled mpdf and diagram packages.
Same issue.

This bug has been demonstrated on show2.tiki.org

Please demonstrate your bug on show2.tiki.org