On 2-Aug-2008, at 12:06 PM, Jelmer Vernooij wrote: > start_commit is a hook on MutableTree, not on Branch, so you'd > probably > want that last line to read: Ah, that makes so much sense. Thanks Jelmer! Brian. -- Brian de Alwis | Software Practices Lab | UBC | http://www.cs.ubc.ca/~bsd/ "Amusement to an observing mind is study." - Benjamin Disraeli