#1359 Posted in ‘Showtime Image Gallery’

Latest post by Lefteris Kavadas on Monday, 23 June 2025 13:32 EEST

Manuel Häusler

Newly added galleries to articles using the gallery button plugin, are not showing up anymore in the fronted. Inside the editor windows of the article edit form, the gallery is shown correctly. But after saving and displaying the article on the website, the gallery is missing.

In the html source code, I can see the gallery. But the <picture> tag is missing a <img> element, therefore the thumbnail image is not shown.
If I am not mistaken, the <picture> tag requires an <img> tag as child, but this does not seem to be there.
Galleries which I added long time before using an older version of the component are still working as they are not creating the grid with the <picture> tag, but only with the <img> tags.

Link to the problem-page:
https://kultur.spuur.ch/aktuell

Between the line "Bildergalerie Vernissage von Samstag 14.06.2025 (Bilder: Andreas Busslinger)" and the portrait images, there is a showtime image gallery inserted into the article...

System information:
PHP: v8.3.21
Joomla: v5.2.6
Showtime Image Gallery: v1.9.0

 

Lefteris Kavadas

Hi Manuel,

Thank you for your message and for sharing the link.

I’ve checked the page you mentioned and can confirm that the <img> tag is indeed missing inside the <picture> element. Without it, the thumbnail images won’t display correctly.

I reviewed our latest code and verified that the <img> tag is present in the default template. Based on this, here are the most likely causes of the issue:

  1. Template override: You may have customized the Showtime Image Gallery layout via a template override. If so, please make sure that the override includes the <img> tag inside the <picture> element.
  2. Third-party interference: Another extension (e.g., an optimization or content filtering plugin) might be removing the <img> tag from the output.

Please review the above points. If everything looks normal on your end, feel free to open a private ticket and share administrator credentials so I can take a closer look at your setup.

Best regards,
Lefteris

Manuel Häusler

Thank you for looking into my problem...

Template override

There are no template overrides of any Showtime Image Gallery layout. I even tried switching to the default Cassiopeia template. But the problem is also existent there in Cassiopeia.

Third-party interference

I am keeping the use of third-party extensions minimal on my Joomla sites. There are no optimisation plugins or similar things installed.

I will open a private ticket with administrator credentials...

Lefteris Kavadas

Hi Manuel,

Thanks for providing access.

I’ve reviewed your setup and noticed that the content at the top of the page is being rendered through the “Articles - Newsflash” module. In its settings, the “Show Article Images” option was set to “No”, which was preventing the <img> tag inside the <picture> element from being output.

I changed that setting to “Yes”, and that resolved the issue—the gallery is now displaying correctly on the frontend.

Let me know if you need help with anything else!

 

Best regards,
Lefteris

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