Error: 0 Call to undefined method JadminCssMenu::addChild in Joomla 3.9.12

Resolved Issue

Joomla Support Alex 16 Oct 2019

(1 Ratings)

today updated Joomla 3.8.0 on 3.9.12 and I have error: "Error displaying the error page: Call to undefined method JAdminCssMenu::addChild(): Call to undefined method JAdminCssMenu::addChild()"

Joomla admin panel doesn't work with sections. Can you help me to solve that issue.

joomla update issue

Accepted Answer

AppClave Accepted Answer

5 years ago #215

Hi Alex,

You need to update sp page builder plugin or find and rename the folder mod_sppagebuilder_admin_menu in administrator/modules to solve the problem

Best Regards,
AppClave Team

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