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    Expert tip

    Try downgrading PostgresSQL server to 9.5 or update your PostgresSQL driver to 9.4-1211 with the following command: <postgresql.version>9.4.1211</postgresql.version>

Solutions on the web

via Atlassian JIRA by Thuan Nguyen Ngoc Hieu [Atlassian], 1 year ago
ERROR: update or delete on table "content" violates foreign key constraint "fk4514b9c8dd41734" on table "likes" Detail: Key (contentid)=(211649701) is still referenced from table "likes".
via Google Groups by Ramon Davila, 1 year ago
via Ecosystem JIRA by Duong Nguyen Tan, 1 month ago
ERROR: duplicate key value violates unique constraint "bandana_unique_key"
via Atlassian JIRA by Michael Heemskerk, 2 years ago
ERROR: duplicate key value violates unique constraint "uk_trusted_app_restrict" Detail: Key (trusted_app_id, restriction_type, restriction_value)=(3, 0, 127.0.0.1) already exists.
org.postgresql.util.PSQLException: ERROR: update or delete on table "content" violates foreign key constraint "fk4514b9c8dd41734" on table "likes" Detail: Key (contentid)=(211649701) is still referenced from table "likes". at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2157) at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1886) at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:405) at org.postgresql.jdbc2.AbstractJdbc2Statement.executeBatch(AbstractJdbc2Statement.java:2893) at org.apache.tomcat.dbcp.dbcp2.DelegatingStatement.executeBatch(DelegatingStatement.java:344) at org.apache.tomcat.dbcp.dbcp2.DelegatingStatement.executeBatch(DelegatingStatement.java:344) at net.sf.hibernate.impl.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:54) at net.sf.hibernate.impl.BatcherImpl.executeBatch(BatcherImpl.java:128) at net.sf.hibernate.impl.BatcherImpl.prepareStatement(BatcherImpl.java:61) at net.sf.hibernate.impl.BatcherImpl.prepareStatement(BatcherImpl.java:58) at net.sf.hibernate.impl.BatcherImpl.prepareBatchStatement(BatcherImpl.java:111) at net.sf.hibernate.persister.EntityPersister.delete(EntityPersister.java:570) at net.sf.hibernate.impl.ScheduledDeletion.execute(ScheduledDeletion.java:29) at net.sf.hibernate.impl.SessionImpl.execute(SessionImpl.java:2476) at net.sf.hibernate.impl.SessionImpl.executeAll(SessionImpl.java:2462) at net.sf.hibernate.impl.SessionImpl.execute(SessionImpl.java:2424) at net.sf.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:1837) at net.sf.hibernate.impl.SessionImpl.findBySQL(SessionImpl.java:3897) at net.sf.hibernate.impl.SQLQueryImpl.list(SQLQueryImpl.java:52) at com.atlassian.confluence.pages.persistence.dao.hibernate.HibernatePageDao.lambda$getDescendants$96(HibernatePageDao.java:798)