pkgdb -Fu failing: can't convert nil into String

[Noah]

Somebody know what is going on here?  I can't figure it out and never 
seen this before.

--- snip ----

# pkgdb -Fu
--->  Updating the pkgdb
--->  Checking the package registry database
Stale dependency: b2evolution-0.9.2 -> marked ():
marked: Not in due form: <name>-<version>
Install stale dependency? ([y]es/[n]o/[a]ll) [yes] a
can't convert nil into String


--- snip ---

cheers,

Noah