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Kunderaサンプルを使用してサンプルアプリケーションを実行することができません。Kunderaサンプルアプリケーションを実行できません
例外：
Exception in thread "main" javax.persistence.PersistenceException: invalid persistence.xml
at com.impetus.kundera.loader.PersistenceXMLLoader.getDocument(PersistenceXMLLoader.java:107)
at com.impetus.kundera.loader.PersistenceXMLLoader.findPersistenceUnits(PersistenceXMLLoader.java:142)
at com.impetus.kundera.loader.PersistenceUnitLoader.findPersistenceMetadatas(PersistenceUnitLoader.java:130)
at com.impetus.kundera.loader.PersistenceUnitLoader.getPersistenceMetadata(PersistenceUnitLoader.java:78)
at com.impetus.kundera.loader.PersistenceUnitLoader.load(PersistenceUnitLoader.java:63)
at com.impetus.kundera.loader.ApplicationLoader.load(ApplicationLoader.java:43)
at com.impetus.kundera.KunderaPersistence.initializeKundera(KunderaPersistence.java:95)
at com.impetus.kundera.KunderaPersistence.createEntityManagerFactory(KunderaPersistence.java:72)
at javax.persistence.Persistence.createEntityManagerFactory(Unknown Source)
at javax.persistence.Persistence.createEntityManagerFactory(Unknown Source)
at com.tcs.main.KunderaExample.main(KunderaExample.java:19)
Caused by: org.xml.sax.SAXParseException: cvc-elt.1: Cannot find the declaration of element 'persistence'.
at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.createSAXParseException(ErrorHandlerWrapper.java:195)
at com.sun.org.apache.xerces.internal.util.ErrorHandlerWrapper.error(ErrorHandlerWrapper.java:131)
at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:384)
at com.sun.org.apache.xerces.internal.impl.XMLErrorReporter.reportError(XMLErrorReporter.java:318)
at com.sun.org.apache.xerces.internal.impl.xs.XMLSchemaValidator.handleStartElement(XMLSchemaValidator.java:1887)
at com.sun.org.apache.xerces.internal.impl.xs.XMLSchemaValidator.startElement(XMLSchemaValidator.java:685)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:400)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl$NSContentDriver.scanRootElementHook(XMLNSDocumentScannerImpl.java:626)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:3095)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:921)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:140)
at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:510)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:807)
at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:107)
at com.sun.org.apache.xerces.internal.parsers.DOMParser.parse(DOMParser.java:225)
at com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:283)
at com.impetus.kundera.loader.PersistenceXMLLoader.getDocument(PersistenceXMLLoader.java:103)
... 10 more