I wrote this Tutorial explaining a possible workaround for the following error during the Edge Transport cloning process.
WARNING: An unexpected error has occurred and a Watson dump is being generated: Value cannot be null.
Parameter Name: collection
Importing Edge configuration information Failed.
Reason: Value cannot be null.
Parameter name: collection
Read more at source: http://andersonpatricio.ca/error-parameter-name-collection-during-edge-transport-import-process/