Perviously working catalog enabled backups start all failing with the following error.
Catalog data for 'vix:r:vcenter.ZZZZcorp.net:902:[XXXYYY-EPO] EPO/XXXXPO.vmdk' volume 1 failed to save for the following reason(s): An error occurred while receiving the HTTP response to http://localhost:8000/CatalogService/service. This could be due to the service endpoint binding not using the HTTP protocol. This could also be due to an HTTP request context being aborted by the server (possibly due to the service shutting down). See server logs for more details.
1. Run the following script available our on our website. This will clean out any unused entries and shrink the size of the database.