We created custom send mail process. Now that stopped working after AEM
6.3 upgrade.07.09.2017 16:27:13.241 *ERROR* [10.43.28.19 [1504816032926]
GET /etc/workflow/models/xxxcontractmfg-publish.html HTTP/1.1]
org.apache.sling.servlets.get.impl.DefaultGetServlet No renderer for
extension html, cannot render resource Paragraph,
path=/etc/workflow/models/xxxcontractmfg-publish/jcr:content/flow/sendemailprocess,
type=social/commons/components/workflow/sendemailprocess,
cssClass=default, column=0/0, d...