>Is there available utility or way to un-hose a hosed form? Can't modify it, run it, use it, or open it as text.
If you can't do any of those, you're in extremely bad shape. Even a corrupt-DBF repair tool may not help, though you can always try. It's probably just one of those things to remind us to make backups frequently...
The Anonymous Bureaucrat,
and frankly, quite content not to be
a member of either major US political party.
