Legacy Knowledge Base
Published Jul. 2, 2025

Unable to display web content preview in Site Administration

Written By

Alfonso Crisci

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Issue

  • When trying to display a web content preview through the web content admin portlet:

    mceclip0.png

    Administrators may notice various issues:
    • The preview does not load at all
    • The preview loads, then disappears
    • The preview appears with visual errors and distortions
    • There are errors in the browser's console

Environment

  • Liferay DXP 7.0+

Resolution

  • Although running from the Control Panel where the default Admin Theme is used, the web content preview feature relies on the theme applied to the first page of the site. When encountering this issue, please, make sure to check if:
  1. The same is happening after setting the Liferay Classic Theme on the site
  2. The first page of the site isn't a page of type "Link to a Page of this Site"

In case the above information won't be sufficient to address the issue, feel free to reach out to Liferay Support for any other questions: https://help.liferay.com/hc/en-us

 

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