# needed for creates, but are currently not run :-(
# This will throw an exception if there is an inconsistency
def check_consistency(old, new, user)
# needed for creates, but are currently not run :-(
# This will throw an exception if there is an inconsistency
def check_consistency(old, new, user)
- if new.version != old.version
+ if new.id != old.id or new.id.nil? or old.id.nil?
+ raise OSM::APIPreconditionFailedError.new("New and old IDs don't match on #{new.class.to_s}. #{new.id} != #{old.id}.")
+ elsif new.version != old.version
raise OSM::APIVersionMismatchError.new(new.id, new.class.to_s, new.version, old.version)
elsif new.changeset.nil?
raise OSM::APIChangesetMissingError.new
raise OSM::APIVersionMismatchError.new(new.id, new.class.to_s, new.version, old.version)
elsif new.changeset.nil?
raise OSM::APIChangesetMissingError.new