郁闷高手帮忙，hibernate+Spring报错,我就这么多分了，以后再不上，不要介意

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14:46:49,796  INFO SettingsFactory:136 - JDBC batch size: 15
14:46:49,796  INFO SettingsFactory:139 - JDBC batch updates for versioned data: disabled
14:46:49,812  INFO SettingsFactory:144 - Scrollable result sets: enabled
14:46:49,812  INFO SettingsFactory:152 - JDBC3 getGeneratedKeys(): disabled
14:46:49,812  INFO SettingsFactory:160 - Connection release mode: on_close
14:46:49,812  INFO SettingsFactory:184 - Maximum outer join fetch depth: 2
14:46:49,812  INFO SettingsFactory:187 - Default batch fetch size: 1
14:46:49,812  INFO SettingsFactory:191 - Generate SQL with comments: disabled
14:46:49,812  INFO SettingsFactory:195 - Order SQL updates by primary key: disabled
14:46:49,812  INFO SettingsFactory:338 - Query translator: org.hibernate.hql.ast.ASTQueryTranslatorFactory
14:46:49,828  INFO ASTQueryTranslatorFactory:21 - Using ASTQueryTranslatorFactory
14:46:49,828  INFO SettingsFactory:203 - Query language substitutions: {}
14:46:49,828  INFO SettingsFactory:209 - Second-level cache: enabled
14:46:49,828  INFO SettingsFactory:213 - Query cache: disabled
14:46:49,828  INFO SettingsFactory:325 - Cache provider: org.hibernate.cache.HashtableCacheProvider
14:46:49,828  INFO SettingsFactory:228 - Optimize cache for minimal puts: disabled
14:46:49,828  INFO SettingsFactory:237 - Structured second-level cache entries: disabled
14:46:49,843  INFO SettingsFactory:257 - Echoing all SQL to stdout
14:46:49,843  INFO SettingsFactory:264 - Statistics: disabled
14:46:49,843  INFO SettingsFactory:268 - Deleted entity synthetic identifier rollback: disabled
14:46:49,843  INFO SettingsFactory:283 - Default entity-mode: pojo
14:46:49,906  INFO SessionFactoryImpl:153 - building session factory
14:46:50,218 ERROR BasicLazyInitializer:130 - CGLIB Enhancement failed: catalog.model.businessobject.Product
java.lang.NoClassDefFoundError: org/objectweb/asm/CodeVisitor
at net.sf.cglib.core.KeyFactory$Generator.generateClass(KeyFactory.java:165)
at net.sf.cglib.core.DefaultGeneratorStrategy.generate(DefaultGeneratorStrategy.java:25)
at net.sf.cglib.core.AbstractClassGenerator.create(AbstractClassGenerator.java:216)
at net.sf.cglib.core.KeyFactory$Generator.create(KeyFactory.java:145)
at net.sf.cglib.core.KeyFactory.create(KeyFactory.java:117)
at net.sf.cglib.core.KeyFactory.create(KeyFactory.java:108)
at net.sf.cglib.core.KeyFactory.create(KeyFactory.java:104)
at net.sf.cglib.proxy.Enhancer.<clinit>(Enhancer.java:69)
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