Fatal error: PHP warning in file /www/htdocs/v080184/wbb3/wcf/lib/data/message/bbcode/URLParser.class.php (71): preg_replace_callback(): Requires argument 2, '[email]\0[/email]', to be a valid callback

Information:

error message: PHP warning in file /www/htdocs/v080184/wbb3/wcf/lib/data/message/bbcode/URLParser.class.php (71): preg_replace_callback(): Requires argument 2, '[email]\0[/email]', to be a valid callback
error code: 0
file: /www/htdocs/v080184/wbb3/wcf/lib/system/WCF.class.php (255)
php version: 5.6.40-nmm10
wcf version: 1.0.11 pl 1 (Horizon)
date: Sat, 12 Jul 2025 01:13:03 +0000
request: /wbb3/wbb/index.php?page=ShoutboxContent
referer:

Stacktrace:

#0 [internal function]: WCF::handleError(2, 'preg_replace_ca...', '/www/htdocs/v08...', 71, Array)
#1 /www/htdocs/v080184/wbb3/wcf/lib/data/message/bbcode/URLParser.class.php(71): preg_replace_callback('~(?<!\\B|"|'|=|/...', '[email]\\0[/emai...', 'Telenr. sowie @...')
#2 /www/htdocs/v080184/wbb3/wcf/lib/system/cache/CacheBuilderShoutbox.class.php(74): URLParser::parse('Telenr. sowie @...')
#3 /www/htdocs/v080184/wbb3/wcf/lib/system/cache/CacheHandler.class.php(252): CacheBuilderShoutbox->getData(Array)
#4 /www/htdocs/v080184/wbb3/wcf/lib/system/cache/CacheHandler.class.php(195): CacheHandler->rebuild(Array, true)
#5 /www/htdocs/v080184/wbb3/wcf/lib/system/cache/CacheHandler.class.php(155): CacheHandler->load(Array)
#6 /www/htdocs/v080184/wbb3/wcf/lib/util/ShoutboxUtil.class.php(241): CacheHandler->get('shoutbox', 'lastmessage')
#7 /www/htdocs/v080184/wbb3/wcf/lib/page/ShoutboxContentPage.class.php(114): ShoutboxUtil::getCachedMessages(0)
#8 /www/htdocs/v080184/wbb3/wcf/lib/page/ShoutboxContentPage.class.php(140): ShoutboxContentPage->assignVariables()
#9 /www/htdocs/v080184/wbb3/wcf/lib/page/AbstractPage.class.php(36): ShoutboxContentPage->show()
#10 /www/htdocs/v080184/wbb3/wcf/lib/util/RequestHandler.class.php(63): AbstractPage->__construct()
#11 /www/htdocs/v080184/wbb3/wcf/lib/util/RequestHandler.class.php(91): RequestHandler->__construct('ShoutboxContent', Array, 'page')
#12 /www/htdocs/v080184/wbb3/wbb/index.php(8): RequestHandler::handle(Array)
#13 {main}