for ( String mayAttributeTypeName : mayAttributeTypeOids )
{
try
{
AttributeType attributeType = atRegistry.lookup( mayAttributeTypeName );
if ( attributeType.isCollective() )
{
// Collective Attributes are not allowed in MAY or MUST
String msg = I18n.err( I18n.ERR_04485_COLLECTIVE_NOT_ALLOWED_IN_MAY, mayAttributeTypeName, objectClass.getOid() );