if (!OpenmrsUtil.nullSafeEquals(formModifiedTimestamp, session.getFormModifiedTimestamp())) { throw new RuntimeException(Context.getMessageSourceService().getMessage("htmlformentry.error.formModifiedBeforeSubmission"));
if (!OpenmrsUtil.nullSafeEquals(formModifiedTimestamp, session.getFormModifiedTimestamp())) { throw new RuntimeException(Context.getMessageSourceService().getMessage("htmlformentry.error.formModifiedBeforeSubmission"));