lib/openehr/rm/common/change_control.rb in openehr-1.2.0 vs lib/openehr/rm/common/change_control.rb in openehr-1.2.1

@@ -138,11 +138,11 @@
             self.attestations = args[:attestations]
             self.other_input_version_uids = args[:other_input_version_uids]
           end
 
           def attestations=(attestations)
-            if attestations.nil? || attestations.empty?
-              raise ArgumentError, 'attestations is mandatory'
+            if !attestations.nil? && attestations.empty?
+              raise ArgumentError, 'invalid attestations'
             end
             @attestations = attestations
           end
 
           def other_input_version_uids=(other_input_version_uids)