Caused by: org.postgresql.util.PSQLException: ERROR: relation "tabelaOi" does not exist

Assuntos Gerais
#1

Gente estou tomando este erro

log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).
log4j:WARN Please initialize the log4j system properly.
Hibernate: select usuariobean0_.ID as ID0_, usuariobean0_.Usuario as Usuario0_ from tabelaOi usuariobean0_ where usuariobean0_.Usuario='Zorro'
org.hibernate.exception.SQLGrammarException: could not execute query
	at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:67)
	at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
	at org.hibernate.loader.Loader.doList(Loader.java:2223)
	at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104)
	at org.hibernate.loader.Loader.list(Loader.java:2099)
	at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:378)
	at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:338)
	at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
	at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1121)
	at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
	at br.com.locadora.dao.GenericDAO.getList(GenericDAO.java:61)
	at br.com.locadora.dao.GenericDAO.main(GenericDAO.java:153)
Caused by: org.postgresql.util.PSQLException: ERROR: relation "tabelaOi does not exist
	at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:1608)
	at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1343)
	at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:195)
	at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:471)
	at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:370)
	at org.postgresql.jdbc2.AbstractJdbc2Statement.executeQuery(AbstractJdbc2Statement.java:255)
	at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:186)
	at org.hibernate.loader.Loader.getResultSet(Loader.java:1787)
	at org.hibernate.loader.Loader.doQuery(Loader.java:674)
	at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
	at org.hibernate.loader.Loader.doList(Loader.java:2220)
	... 9 more

Usando o postgre, Hibernate e fazendo os mapeamento no xml, veja

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping auto-import="true" default-access="property" default-cascade="none" default-lazy="true" package="br.com.atabom.bean">
    <class dynamic-insert="false" dynamic-update="false" mutable="true" name="UsuarioBean" optimistic-lock="version" polymorphism="implicit" select-before-update="false" table="tabelaOi">
        <id column="ID" name="ID" type="int">  
            <generator class="sequence" >  
                <param name="sequence">tbUsuario_ID_seq</param>  
            </generator>  
        </id>
        <property column="Usuario" lazy="false" name="Usuario" type="string"/>
    </class>
</hibernate-mapping>
#2

Não tenha medo de ler ou querer entender a mensagem de erro.

Olha oq ela apontou:

[quote]Caused by: org.postgresql.util.PSQLException: ERROR: relation "tabelaOi does not exist [/quote]Creio que aí está o seu problema.

#3