You probably need to call TAC to get this resolved, but in the meantime you could write the configuration to a tftp server. That way at least you'll have a copy of the configuration in case the device goes down.
Use the 'tftp-server' command to specify the interface and IP address of the tftp server, and then a 'write net' command to actually write the config to it.
Table of ContentsIntroductionVersion HistoryPossible Future
UpdatesDocuments PurposeNAT Operation in ASA 8.3+ SectionsRule Types
Network Object NATTwice NAT / Manual NATRule Types used per SectionNAT
Types used with Twice NAT / Manual NAT and Network Obje...
Table of Contents Introduction:This document describes details on how
NAT-T works. Background: ESP encrypts all critical information,
encapsulating the entire inner TCP/UDP datagram within an ESP header.
ESP is an IP protocol in the same sense that TCP an...