<hibernate-mapping>
    <sql-query name="UserProjektVorgabeQuery">
        <return alias="v" class="model.UserProjektVorgabe">
            <return-property name="qnummer"        column="qnummer"/>
            <return-property name="vaterprojekt"   column="vaterprojekt"/>
            <return-property name="projektbereich" column="projektbereich"/>
            <return-property name="vorgabeprojekt" column="defaultarea"/>
        </return>
        SELECT m.qnummer         AS qnummer,
               pb.vaterprojekt   AS vaterprojekt,
               pb.projektbereich AS projektbereich,
               m.default_area    AS defaultarea
          FROM adm_vfm_kr.TBLMITARBEITER      m,
               adm_vfm_kr.TBLBENUTZERGRUPPEN  b,
               adm_vfm_kr.TBLPROJEKT_BEREICHE pb
         WHERE m.benutzergruppe = b.gruppennr
           AND b.vorgabeprojekt = pb.projektbereich
           AND m.qnummer        = :QNUMMER
    </sql-query>
</hibernate-mapping>

org.hibernate.HibernateException: Errors in named queries: UserProjektVorgabeQuery
        at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryImpl.java:338)
        at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1164)
        at model.HibernateUtil.init(HibernateUtil.java:18)
        at model.TestKlasse.main(TestKlasse.java:87)

INFO - building session factory
DEBUG - Session factory constructed with filter configurations : {}
DEBUG - instantiating session factory with properties: {java.runtime.name=Java(TM) 2 Runtime Environment, Standard Edition, hibernate.connection.password=XXX, hibernate.cache.provider_class=org.hibernate.cache.NoCacheProvider, sun.boot.library.path=C:\XXX\Java\jdk\jre\bin, java.vm.version=1.5.0_02-b09, hibernate.connection.username=XXX, java.vm.vendor=Sun Microsystems Inc., java.vendor.url=http://java.sun.com/, path.separator=;, java.vm.name=Java HotSpot(TM) Client VM, file.encoding.pkg=sun.io, user.country=DE, sun.os.patch.level=Service Pack 2, java.vm.specification.name=Java Virtual Machine Specification, user.dir=C:\XX\Tests\XX\XXX, java.runtime.version=1.5.0_02-b09, java.awt.graphicsenv=sun.awt.Win32GraphicsEnvironment, hibernate.current_session_context_class=thread, java.endorsed.dirs=C:\XX\Java\jdk\jre\lib\endorsed, os.arch=x86, java.io.tmpdir=C:\DOKUME~1\XX\LOKALE~1\Temp\, line.separator=
log4j:WARN No appenders could be found for logger (org.hibernate.cfg.Environment).
log4j:WARN Please initialize the log4j system properly.
, java.vm.specification.vendor=Sun Microsystems Inc., user.variant=, cache.provider_class=org.hibernate.cache.NoCacheProvider, os.name=Windows XP, sun.jnu.encoding=Cp1252, java.library.path=C:\XXX\Java\jdk\jre\bin;.;C:\WINDOWS\system32;C:\WINDOWS;C:\XXXX\XX\Bin;C:\XX\XX\Projects\Bpl\;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\XX\XX\jdk\bin;C:\XX\MySQL_50\bin;C:\XX\Java\bin;C:\XX\ANT\bin, java.specification.name=Java Platform API Specification, java.class.version=49.0, hibernate.connection.pool_size=1, sun.management.compiler=HotSpot Client Compiler, os.version=5.1, user.home=C:\Dokumente und Einstellungen\XXX, connection.password=XXX, user.timezone=, java.awt.printerjob=sun.awt.windows.WPrinterJob, connection.username=XXX, java.specification.version=1.5, file.encoding=Cp1252, hibernate.connection.driver_class=com.mysql.jdbc.Driver, show_sql=false, java.class.path=C:\XX\Tests\XXX\XXX\build\web\WEB-INF\classes;C:\Programmierung\NetBeans_41\enterprise1\config\TagLibraries\JSTL11\standard.jar;C:\Programmierung\NetBeans_41\enterprise1\config\TagLibraries\JSTL11\jstl.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\antlr.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\commons-beanutils.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\commons-digester.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\commons-fileupload.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\commons-logging.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\commons-validator.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\jakarta-oro.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\struts.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\log4j-1.2.13.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\mysql-connector-java-3.1.12-bin.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\antlr-2.7.6rc1.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\asm-attrs.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\asm.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\cglib-2.1.3.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\commons-collections-2.1.1.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\commons-logging-1.0.4.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\dom4j-1.6.1.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\hibernate3.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\jta.jar;C:\Diplomarbeit\Tests\VFMController\Libraries\Hibernate\log4j-1.2.11.jar;C:\Programmierung\NetBeans_41\enterprise1\jakarta-tomcat-5.5.7\common\lib\jsp-api.jar;C:\Programmierung\NetBeans_41\enterprise1\jakarta-tomcat-5.5.7\common\lib\servlet-api.jar, user.name=XXX, hibernate.show_sql=false, current_session_context_class=thread, java.vm.specification.version=1.0, sun.arch.data.model=32, java.home=C:\Programmierung\Java\jdk\jre, hibernate.connection.url=jdbc:mysql://localhost:3306/testdb, hibernate.dialect=org.hibernate.dialect.MySQLDialect, java.specification.vendor=Sun Microsystems Inc., user.language=de, connection.pool_size=1, awt.toolkit=sun.awt.windows.WToolkit, java.vm.info=mixed mode, hibernate.cglib.use_reflection_optimizer=true, java.version=1.5.0_02, java.ext.dirs=C:\XX\Java\jdk\jre\lib\ext, sun.boot.class.path=C:\XXX\Java\jdk\jre\lib\rt.jar;C:\XXX\Java\jdk\jre\lib\i18n.jar;C:\XXX\Java\jdk\jre\lib\sunrsasign.jar;C:\XXX\Java\jdk\jre\lib\jsse.jar;C:\XXX\Java\jdk\jre\lib\jce.jar;C:\XXX\Java\jdk\jre\lib\charsets.jar;C:\XXX\Java\jdk\jre\classes, java.vendor=Sun Microsystems Inc., file.separator=\, connection.driver_class=com.mysql.jdbc.Driver, java.vendor.url.bug=http://java.sun.com/cgi-bin/bugreport.cgi, sun.cpu.endian=little, sun.io.unicode.encoding=UnicodeLittle, sun.desktop=windows, connection.url=jdbc:mysql://localhost:3306/testdb, sun.cpu.isalist=, dialect=org.hibernate.dialect.MySQLDialect}
DEBUG - instantiated session factory
DEBUG - Checking 0 named HQL queries
DEBUG - Checking 1 named SQL queries
DEBUG - Checking named SQL query: UserProjektInfoQuery
ERROR - Error in named query: UserProjektInfoQuery
org.hibernate.MappingException: Unknown entity: model.UserProjektInfo
        at org.hibernate.impl.SessionFactoryImpl.getEntityPersister(SessionFactoryImpl.java:513)
Initial SessionFactory creation failed.org.hibernate.HibernateException: Errors in named queries: UserProjektInfoQuery
Exception in thread "main" java.lang.ExceptionInInitializerError
        at util.HibernateUtil.init(HibernateUtil.java:21)
        at model.TestKlasse.main(TestKlasse.java:50)
Caused by: org.hibernate.HibernateException: Errors in named queries: UserProjektInfoQuery
        at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryImpl.java:338)
        at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1164)
        at util.HibernateUtil.init(HibernateUtil.java:17)
        ... 1 more
        at org.hibernate.loader.custom.SQLQueryReturnProcessor.getSQLLoadable(SQLQueryReturnProcessor.java:53)
        at org.hibernate.loader.custom.SQLQueryReturnProcessor.processRootReturn(SQLQueryReturnProcessor.java:119)
        at org.hibernate.loader.custom.SQLQueryReturnProcessor.processReturn(SQLQueryReturnProcessor.java:98)
        at org.hibernate.loader.custom.SQLQueryReturnProcessor.process(SQLQueryReturnProcessor.java:87)
        at org.hibernate.loader.custom.SQLCustomQuery.<init>(SQLCustomQuery.java:105)
        at org.hibernate.engine.query.NativeSQLQueryPlan.<init>(NativeSQLQueryPlan.java:21)
        at org.hibernate.engine.query.QueryPlanCache.getNativeSQLQueryPlan(QueryPlanCache.java:113)
        at org.hibernate.impl.SessionFactoryImpl.checkNamedQueries(SessionFactoryImpl.java:409)
        at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryImpl.java:327)
        at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1164)
        at util.HibernateUtil.init(HibernateUtil.java:17)
        at model.TestKlasse.main(TestKlasse.java:50)

DEBUG - Checking 1 named SQL queries
DEBUG - Checking named SQL query: UserProjektInfoQuery
ERROR - Error in named query: UserProjektInfoQuery
org.hibernate.MappingException: Unknown entity: model.UserProjektInfo

<class name="model.UserProjektInfo" table="tbl_some_table">
    <!-- .. -->
</class>