lib/rbbt/tsv/attach.rb in rbbt-util-5.9.3 vs lib/rbbt/tsv/attach.rb in rbbt-util-5.9.4

@@ -195,10 +195,10 @@
     when (in_namespace and self.fields_in_namespace.include?(other.key_field))
       Log.debug "Found other's key field in #{in_namespace}: #{other.key_field}"
       attach_source_key other, other.key_field, :fields => fields, :one2one => one2one
     else
       index = TSV.find_traversal(self, other, options)
-      raise "Cannot traverse identifiers" if index.nil?
+      raise FieldNotFoundError, "Cannot traverse identifiers" if index.nil?
       Log.debug "Attachment with index: #{other.key_field}"
       attach_index other, index, fields
     end
     Log.debug("Attachment of fields:#{Misc.fingerprint fields } from #{other.filename.inspect} finished.")