XF 1.5 Illegal offset type in isset or empty => Error


Active member
Hello all,

I get this error message under my admin control panel and I have a lot of pages like this:

Server Error Log
Error Info
ErrorException: Illegal offset type in isset or empty - library/XenForo/Dependencies/Public.php:289
Generated By: Unknown Account, Today at 9:06 PM
Stack Trace
#0 /web/betclever_prod/library/XenForo/Dependencies/Public.php(289): XenForo_Application::handlePhpError(2, 'Illegal offset ...', '/web/betclever_...', 289, Array)
#1 /web/betclever_prod/library/XenForo/FrontController.php(576): XenForo_Dependencies_Public->preRenderView(Object(XenForo_ControllerResponse_Error))
#2 /web/betclever_prod/library/XenForo/FrontController.php(158): XenForo_FrontController->renderView(Object(XenForo_ControllerResponse_Error), Object(XenForo_ViewRenderer_HtmlPublic), Array)
#3 /web/betclever_prod/index.php(13): XenForo_FrontController->run()
#4 {main}
Request State
array(3) {
["url"] => string(50) "http://www.bet-clever.com/posts/60579/misc/contact"
["_GET"] => array(0) {
["_POST"] => array(0) {

Thanks for your help
Last edited:


XenForo developer
Staff member
My guess would have to be add-on related. A variable is being set to an unexpected type and I don't think there's any core code that would cause this.