We are running Magento ver. 1.9.0.1 and after installing SUPEE-6788 we always get this error when running Magento cron.sh
So, when following command runs
/bin/sh /var/www/vhosts/example.org/httpdocs/cron.sh
We get this error, and it was not there before installing SUPEE-6788
PHP Fatal error: SOAP-ERROR: Parsing WSDL: Couldn't load from 'https://www.mage-world.com/api/soap/?wsdl' : Extra content at the end of the document in /var/www/vhosts/example.org/httpdocs/app/code/local/MW/Mcore/Helper/Data.php on line 907