Malibox Update and ServiceNow Data Flow

Does anyone have the solution for getting the end point mailbox updates working? I have the ServiceNow side being updated, but the BigFix updates do not seem to be flowing to the endpoints. I can see it querying, but I’m not seeing anything about updating. I do see this:
Loading Mailboxes From Binary File
File Not Found: Mailboxes-17f520ed41c7f50469b41d24c9af0802.dat