Backtrace:
#0 /www/htdocs/w0159ac1/wiki-goettingen.de/update/includes/GlobalFunctions.php(4013): Hooks::run(string, array, NULL)
#1 /www/htdocs/w0159ac1/wiki-goettingen.de/update/includes/api/ApiBase.php(592): wfRunHooks(string, array)
#2 /www/htdocs/w0159ac1/wiki-goettingen.de/update/includes/api/ApiBase.php(713): ApiBase->getFinalParams()
#3 /www/htdocs/w0159ac1/wiki-goettingen.de/update/includes/api/ApiMain.php(470): ApiBase->getParameter(string)
#4 /www/htdocs/w0159ac1/wiki-goettingen.de/update/includes/api/ApiMain.php(346): ApiMain->handleCORS()
#5 /www/htdocs/w0159ac1/wiki-goettingen.de/update/includes/api/ApiMain.php(334): ApiMain->executeActionWithErrorHandling()
#6 /www/htdocs/w0159ac1/wiki-goettingen.de/update/api.php(85): ApiMain->execute()
#7 {main}