Joomla 3.8 is here, bringing over 300 new improvements and fixes. As always, before updating, ensure that third-party extensions are compatible with the new version. Currently, we are aware of compatibility issues between SP Page Builder and Joomla 3.8. If you use SP Page Builder, first update it before updating Joomla.
If you have already updated Joomla with an older version of SP Page Builder, you may now be unable to access Joomla's administration area. The cause of the problem is the mod_sppagebuilder_admin_menu.
Solution:
- Connect to your FTP and delete the directory
administrator/modules/mod_sppagebuilder_admin_menu/. - Access the Joomla administration area and install the [PATCH]