Dynamics 365 Portals and Share Point Integration, Internal Server Error

Hi Experts,

I am using Dynamics CRM V9 and Dynamics 365 portals. I have a requirement, document should be created in SharePoint from 365 Portal but getting an error. I have done setup according to the below post
http://www.cloudfronts.com/crm-portal-and-sharepoint-integration/

 After investigating I got to know that this is feature is not available. 
https://community.dynamics.com/crm/f/117/t/232301

Is there alternate do this?
Thanks In Advance