OO Designer IDM failed to query LONG object in the IDM DB

While setting the DB LDAP authentication for the IDM, it failed after loading the certificate, the logs are showing this error:
2018-09-18 14:05:52,295 [https-jsse-nio-8443-exec-6] WARN org.hibernate.engine.jdbc.spi.SqlExceptionHelper - SQL Error: 17027, SQLState: 99999
2018-09-18 14:05:52,295 [https-jsse-nio-8443-exec-6] ERROR org.hibernate.engine.jdbc.spi.SqlExceptionHelper - Stream has already been closed
2018-09-18 14:05:52,295 [https-jsse-nio-8443-exec-6] ERROR com.hp.ccue.identity.domain.persistence.PersistenceService - JDBCException executing query 'select e from com.hp.ccue.identity.domain.configuration.BaseAuthenticationConfiguration as e inner join e.organization as o with ((o.id = :orgId or lower(o.name) = lower(:orgId)) and o.deleted is null) where e.deleted is null'. Database may be down or unavailable.
org.hibernate.exception.GenericJDBCException: could not execute query
at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:54)
at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:126)
at org.hibernate.loader.Loader.doList(Loader.java:2557)
at org.hibernate.loader.Loader.doList(Loader.java:2540)
at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2370)
at org.hibernate.loader.Loader.list(Loader.java:2365)
at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:497)
at org.hibernate.hql.internal.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:387)
at org.hibernate.engine.query.spi.HQLQueryPlan.performList(HQLQueryPlan.java:236)
(..)