ghci panic on unloadObj

[George Russell]

ghci -iutil:events -syslib lang -syslib data -syslibconcurrent util/object.o

[ lots of stuff skipped ]

Events> :load GuardedEvents
unloadObj: can't find `events/Events.o' to unload
ghc-5.00.2: panic! (the `impossible' happened, GHC version 5.00.2):
        unloadObj: failed

Please report it as a compiler bug to glasgow-haskell-bugs at haskell.org,
or http://sourceforge.net/projects/ghc/.

Events was previously loaded.  Indeed ghci displayed the messages:

Skipping  Events           ( events/Events.hs, events/Events.o )
Ok, modules loaded: Events, Toggle, Computation, Spawn, Object, Maybes, Debug.