The puzzle `690-384e961f` from #690 has to be resolved: https://github.com/php-coder/mystamps/blob/16c3c75e749f36ea21beb62aee95e458190ed788/src/main/java/ru/mystamps/web/feature/series/importing/HasSiteParserValidator.java#L43-L43 The puzzle was created by Slava Semushin on 14-Jul-19.