The puzzle `660-32942e08` from #660 has to be resolved: https://github.com/php-coder/mystamps/blob/74259de0816bebb535dff1315b2988daa3a379fa/src/main/java/ru/mystamps/web/dao/impl/JdbcSeriesImportDao.java#L166-L166 The puzzle was created by Slava Semushin on 05-Jul-18.