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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 Stack Overflow by A1ucard
, 1 year ago
could not initialize a collection: [com.inventory.inventory.vo.Person.listAddress#1]; nested exception is org.hibernate.exception.SQLGrammarException: could not initialize a collection: [com.inventory.inventory.vo.Person.listAddress#1]
via Stack Overflow by Thiagarajan Hariharan
, 2 years ago
, wifinetwor0_.pairwise_cipher as pairwise7_0_, wifinetwor0_.protocol as protocol0_, wifinetwor0_.vpn_type as vpn9_0_, wifinetwor0_.vpn_url as vpn10_0_, wifinetwor0_.authAlgorithm as authAlg11_0_ from wifi_network_config wifinetwor0_]; nested exception is org.hibernate.exception.SQLGrammarException: could not execute query
via spring.io by Unknown author, 2 years ago
could not insert: [com.acs.gs.juror.model.accounting.Adjustment]; nested exception is org.hibernate.exception.SQLGrammarException: could not insert: [com.acs.gs.juror.model.accounting.Adjustment]
via hsqldb by dma_k
, 1 year ago
could not execute query; SQL [select count(*) from document where current_date - cast(image_indexing_date as date) >= 20]; nested exception is org.hibernate.exception.SQLGrammarException: could not execute query
via Stack Overflow by Unknown author, 1 year ago
could not insert: [com.RML.Model.MailBean]; nested exception is org.hibernate.exception.SQLGrammarException: could not insert: [com.RML.Model.MailBean]
via Stack Overflow by SM ANSARI
, 1 year ago
could not insert: [in.co.ebms.iapp.model.Candidate]; SQL [insert into Candidate (age, name) values (?, ?)]; nested exception is org.hibernate.exception.SQLGrammarException: could not insert: [in.co.ebms.iapp.model.Candidate]
org.springframework.dao.InvalidDataAccessResourceUsageException: could not initialize a collection: [com.inventory.inventory.vo.Person.listAddress#1]; nested exception is org.hibernate.exception.SQLGrammarException: could not initialize a collection: [com.inventory.inventory.vo.Person.listAddress#1] at org.springframework.orm.hibernate3.SessionFactoryUtils.convertHibernateAccessException(SessionFactoryUtils.java:630) at org.springframework.orm.hibernate3.HibernateAccessor.convertHibernateAccessException(HibernateAccessor.java:412) at org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:424) at org.springframework.orm.hibernate3.HibernateTemplate.executeWithNativeSession(HibernateTemplate.java:374) at org.springframework.orm.hibernate3.HibernateTemplate.find(HibernateTemplate.java:921) at com.inventory.inventory.dao.impl.ProductsDAOImpl.getProductsByCode(ProductsDAOImpl.java:28) at Main.main(Main.java:14)Caused by: org.hibernate.exception.SQLGrammarException: could not initialize a collection: [com.inventory.inventory.vo.Person.listAddress#1] at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:92) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66) at org.hibernate.loader.Loader.loadCollection(Loader.java:2069) at org.hibernate.loader.collection.CollectionLoader.initialize(CollectionLoader.java:62) at org.hibernate.persister.collection.AbstractCollectionPersister.initialize(AbstractCollectionPersister.java:628) at org.hibernate.event.def.DefaultInitializeCollectionEventListener.onInitializeCollection(DefaultInitializeCollectionEventListener.java:83) at org.hibernate.impl.SessionImpl.initializeCollection(SessionImpl.java:1853) at org.hibernate.collection.AbstractPersistentCollection.forceInitialization(AbstractPersistentCollection.java:476) at org.hibernate.engine.StatefulPersistenceContext.initializeNonLazyCollections(StatefulPersistenceContext.java:899) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:275) at org.hibernate.loader.Loader.doList(Loader.java:2294) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2172) at org.hibernate.loader.Loader.list(Loader.java:2167) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:448) at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:363) at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:196) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1258) at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102) at org.springframework.orm.hibernate3.HibernateTemplate$30.doInHibernate(HibernateTemplate.java:930) at org.springframework.orm.hibernate3.HibernateTemplate.doExecute(HibernateTemplate.java:419) ... 4 moreCaused by: org.postgresql.util.PSQLException: ERROR: operator does not exist: character varying = integer</b> Hint: No operator matches the given name and argument type(s). You might need to add explicit type casts. Position: 305 at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2102) at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1835) at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:257) at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:500) at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:388) at org.postgresql.jdbc2.AbstractJdbc2Statement.executeQuery(AbstractJdbc2Statement.java:273) at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:96) at org.apache.commons.dbcp.DelegatingPreparedStatement.executeQuery(DelegatingPreparedStatement.java:96) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:208) at org.hibernate.loader.Loader.getResultSet(Loader.java:1849) at org.hibernate.loader.Loader.doQuery(Loader.java:718) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:270) at org.hibernate.loader.Loader.loadCollection(Loader.java:2062) ... 21 more