Fehlermeldung beim Installieren eines Pakets über den Updateserver

PHP notice in file /usr/share/nginx/www/wcf/lib/system/package/PackageInstallationScheduler.class.php (236): Undefined offset: 5




Stacktrace:
#0 /usr/share/nginx/www/wcf/lib/system/package/PackageInstallationScheduler.class.php(236): wcf\system\WCF::handleError(8, 'Undefined offse...', '/usr/share/ngin...', 236, Array)
#1 /usr/share/nginx/www/wcf/lib/system/package/PackageInstallationScheduler.class.php(128): wcf\system\package\PackageInstallationScheduler->downloadPackage('de.mysterycode....', Array, true)
#2 /usr/share/nginx/www/wcf/lib/system/package/PackageInstallationScheduler.class.php(101): wcf\system\package\PackageInstallationScheduler->installPackage('de.mysterycode....', '1.1.3', -1, true)
#3 /usr/share/nginx/www/wcf/lib/system/package/PackageInstallationScheduler.class.php(67): wcf\system\package\PackageInstallationScheduler->tryToInstallPackage('de.mysterycode....', '1.1.3', true, true)
#4 /usr/share/nginx/www/wcf/lib/data/package/update/PackageUpdateAction.class.php(497): wcf\system\package\PackageInstallationScheduler->buildPackageInstallationStack(true)
#5 /usr/share/nginx/www/wcf/lib/data/package/update/PackageUpdateAction.class.php(480): wcf\data\package\update\PackageUpdateAction->createQueue('install')
#6 [internal function]: wcf\data\package\update\PackageUpdateAction->prepareInstallation()
#7 /usr/share/nginx/www/wcf/lib/data/AbstractDatabaseObjectAction.class.php(193): call_user_func(Array)
#8 /usr/share/nginx/www/wcf/lib/action/AJAXProxyAction.class.php(77): wcf\data\AbstractDatabaseObjectAction->executeAction()
#9 /usr/share/nginx/www/wcf/lib/action/AJAXInvokeAction.class.php(96): wcf\action\AJAXProxyAction->invoke()
#10 /usr/share/nginx/www/wcf/lib/action/AbstractAction.class.php(49): wcf\action\AJAXInvokeAction->execute()
#11 /usr/share/nginx/www/wcf/lib/action/AJAXInvokeAction.class.php(63): wcf\action\AbstractAction->__run()
#12 /usr/share/nginx/www/wcf/lib/system/request/Request.class.php(58): wcf\action\AJAXInvokeAction->__run()
#13 /usr/share/nginx/www/wcf/lib/system/request/RequestHandler.class.php(125): wcf\system\request\Request->execute()
#14 /usr/share/nginx/www/forum/acp/index.php(10): wcf\system\request\RequestHandler->handle('wbb', true)
#15 {main}