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Joomla is a popular content management system that allows users to create and manage websites with ease. However, like any software, Joomla can encounter errors that may cause inconvenience and frustration for users. One such error is the “JInstaller: :Install: Can’t Find XML Setup File” error. Don’t worry since we will bring you the possible causes of this error and provide step-by-step solutions to help you fix it.

What causes the error Jinstaller: :install: can’t find XML setup file?

  • Incomplete or corrupted extension package: If the extension package you are trying to install or update is incomplete or corrupted, it may lack the necessary XML setup file. This can lead to the “Can’t Find XML Setup File” error.
  • Incorrect file permissions: Improper file permissions on the server can prevent Joomla from accessing and locating the XML setup file. This issue often arises when the file permissions are set to restrictive settings.
  • File transfer errors: During the upload or extraction process of the extension package, errors may occur that result in missing or damaged files, including the XML setup file. Network interruptions or server issues can contribute to this problem.

4 Ways for solving Jinstaller: :install: can’t find XML setup file

Verify Extension Package Integrity

The first step is to ensure that the extension package is complete and intact. You can do this by re-downloading the extension from a trusted source. Once you have the new package, try installing or updating it again to check if the error persists.

Check File Permissions

Incorrect file permissions can prevent Joomla from locating the XML setup file. To resolve this issue, follow these steps:

  • Access your Joomla site’s files using an FTP client or file manager provided by your hosting provider.
  • Locate the folder where Joomla is installed. Typically, this folder is named “public_html” or “www.
  • Navigate to the “tmp” directory within the Joomla installation folder.
  • Right-click on the “tmp” folder and choose “File Permissions” or “Change Permissions” from the context menu.
  • Set the permissions for the “tmp” folder to “755” or “777,” depending on your hosting provider’s recommendations. Ensure that the checkbox for recursive permissions is selected.
  • Save the changes and attempt to install or update the extension again.

Check File Transfer Integrity

During the file transfer process, errors may occur that result in missing or damaged files. To address this, try the following steps:

  • Re-upload the extension package using an FTP client or the file manager provided by your hosting provider.
  • Make sure to transfer the extension package in binary mode to prevent any potential data corruption.
  • Once the upload is complete, extract the package directly on the server rather than using Joomla’s installation interface.
  • After extraction, check if the XML setup file is present in the appropriate location.

Contact Extension Developer or Joomla Community

If the above solutions do not resolve the issue, it is advisable to reach out to the extension developer for assistance. They may be aware of specific issues related to their extension or provide further guidance on how to troubleshoot the problem.


In short, if you are facing the error Jinstaller: :install: can’t find XML setup file when you are developing your Joomla website, don’t hesitate to try the 4 solutions we showed you in the blog today. What’s more? Whenever you need to give your site look a new appearance, let’s visit our site and get more free Joomla 4 templates.

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