Fatal error: PHP error in file /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/verbind.php (4): mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead

Information:

error message: PHP error in file /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/verbind.php (4): mysql_connect(): The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead
error code: 0
file: /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/system/WCF.class.php (255)
php version: 5.6.40
wcf version: 1.0.11 pl 3 (Horizon)
date: Thu, 18 Jul 2019 22:04:54 +0000
request: /neu-hier/board3-vorstellungsrunde/index43.html?s=4708f3edbe2b8a871bbf86b89da09445d48558a1
referer:

Stacktrace:

#0 [internal function]: WCF::handleError(8192, 'mysql_connect()...', '/homepages/8/d2...', 4, Array)
#1 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/verbind.php(4): mysql_connect('localhost:/tmp/...', 'dbo298799492', 'Cfg84p8B')
#2 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/mitte.php(3): include('/homepages/8/d2...')
#3 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/lib/data/boxes/wbb3addonsBox05.class.php(19) : eval()'d code(1): include('/homepages/8/d2...')
#4 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/lib/data/boxes/wbb3addonsBox05.class.php(19): eval()
#5 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/lib/system/event/listener/ShowBoxInBoardListener.class.php(62): wbb3addonsBox05->__construct(Array, 'wbb3addonsBox05')
#6 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/lib/system/event/listener/ShowBoxInBoardListener.class.php(45): ShowBoxInBoardListener->parseBoxData('type2', '14')
#7 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/system/event/EventHandler.class.php(117): ShowBoxInBoardListener->execute(Object(BoardPage), 'BoardPage', 'readParameters')
#8 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/system/event/EventHandler.class.php(142): EventHandler::executeInheritedActions(Object(BoardPage), 'readParameters', 'BoardPage', 'readParameters@...')
#9 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/page/AbstractPage.class.php(44): EventHandler::fireAction(Object(BoardPage), 'readParameters')
#10 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/page/MultipleLinkPage.class.php(54): AbstractPage->readParameters()
#11 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/page/SortablePage.class.php(47): MultipleLinkPage->readParameters()
#12 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/lib/page/BoardPage.class.php(45): SortablePage->readParameters()
#13 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/page/AbstractPage.class.php(35): BoardPage->readParameters()
#14 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/util/RequestHandler.class.php(63): AbstractPage->__construct()
#15 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/wcf/lib/util/RequestHandler.class.php(91): RequestHandler->__construct('Board', Array, 'page')
#16 /homepages/8/d222676091/htdocs/alleinerziehendnet/wbb/index.php(8): RequestHandler::handle(Array)
#17 {main}