Thread:Project:Support desk/ Warning: Missing argument 4 for LanguagePt br::convertPlural()

Hello,

How can I correct this error?

Warning: Missing argument 4 for LanguagePt_br::convertPlural, called in /home/edmarrp/edmarrp.org/wiki/includes/parser/CoreParserFunctions.php on line 323 and defined in /home/edmarrp/edmarrp.org/wiki/languages/classes/LanguagePt_br.php on line 12