[Vm-dev] [error] running script BuildSqueakSpurTrunkVMMakerImage.st

[Robert]

In building the spurtrunkvmmaker64 image, at some point, after loading 
Alien, the script BuildSqueakSpurTrunkVMMakerImage.st throws an error...

'FFICallbackThunk cannot be found in the list.'

--- The full stack ---
SmalltalkImage(Object)>>error:
SmalltalkImage>>add:toList:after:
SmalltalkImage>>addToStartUpList:after:
Callback class>>ensureNotifiedAtStartup
Callback class>>initialize
MCMethodDefinition>>postload
MCMethodDefinition(MCDefinition)>>postloadOver: