Hello,
During vbulletin 4 import, an error occurs :
ErrorException: [E_WARNING] DOMElement::setAttribute(): string is not in UTF-8 src/XF/Service/Smilie/Export.php:6
Details :
#0 [internal function]: XF::handlePhpError(2, 'DOMElement::set...', '/dir/...', 62, Array)
#1...