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Java Hibernate Basics Persisting Data with Hibernate Saving Data with Hibernate

Posted by shekhar bhardwaj
.a{fill-rule:evenodd;}techdegree
shekhar bhardwaj
Full Stack JavaScript Techdegree Student 12,373 Points

I am getting Exception while inserting the data in H2 DB.

Following is the trace of exception-

Exception in thread "main" java.lang.ExceptionInInitializerError
Caused by: org.hibernate.exception.JDBCConnectionException: Error calling Driver#connect
    at org.hibernate.engine.jdbc.connections.internal.BasicConnectionCreator$1$1.convert(BasicConnectionCreator.java:122)
    at org.hibernate.engine.jdbc.connections.internal.BasicConnectionCreator.convertSqlException(BasicConnectionCreator.java:140)
    at org.hibernate.engine.jdbc.connections.internal.DriverConnectionCreator.makeConnection(DriverConnectionCreator.java:58)
    at org.hibernate.engine.jdbc.connections.internal.BasicConnectionCreator.createConnection(BasicConnectionCreator.java:75)
    at org.hibernate.engine.jdbc.connections.internal.DriverManagerConnectionProviderImpl.configure(DriverManagerConnectionProviderImpl.java:106)
    at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:111)
    at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:234)
    at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:206)
    at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.buildJdbcConnectionAccess(JdbcServicesImpl.java:260)
    at org.hibernate.engine.jdbc.internal.JdbcServicesImpl.configure(JdbcServicesImpl.java:94)
    at org.hibernate.boot.registry.internal.StandardServiceRegistryImpl.configureService(StandardServiceRegistryImpl.java:111)
    at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:234)
    at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:206)
    at org.hibernate.id.factory.internal.DefaultIdentifierGeneratorFactory.injectServices(DefaultIdentifierGeneratorFactory.java:147)
    at org.hibernate.service.internal.AbstractServiceRegistryImpl.injectDependencies(AbstractServiceRegistryImpl.java:272)
    at org.hibernate.service.internal.AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:231)
    at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:206)
    at org.hibernate.metamodel.source.internal.MetadataImpl.<init>(MetadataImpl.java:120)
    at org.hibernate.metamodel.source.internal.MetadataBuilderImpl.build(MetadataBuilderImpl.java:123)
    at org.hibernate.metamodel.MetadataSources.buildMetadata(MetadataSources.java:151)
    at com.hibernate.demo.Application.buildSesssionFactory(Application.java:46)
    at com.hibernate.demo.Application.<clinit>(Application.java:17)
Caused by: org.h2.jdbc.JdbcSQLException: Database may be already in use: null. Possible solutions: close all other connection(s); use the server mode [90020-192]
    at org.h2.message.DbException.getJdbcSQLException(DbException.java:345)
    at org.h2.message.DbException.get(DbException.java:168)
    at org.h2.mvstore.db.MVTableEngine$Store.convertIllegalStateException(MVTableEngine.java:187)
    at org.h2.mvstore.db.MVTableEngine$Store.open(MVTableEngine.java:167)
    at org.h2.mvstore.db.MVTableEngine.init(MVTableEngine.java:99)
    at org.h2.engine.Database.getPageStore(Database.java:2463)
    at org.h2.engine.Database.open(Database.java:692)
    at org.h2.engine.Database.openDatabase(Database.java:270)
    at org.h2.engine.Database.<init>(Database.java:264)
    at org.h2.engine.Engine.openSession(Engine.java:64)
    at org.h2.engine.Engine.openSession(Engine.java:176)
    at org.h2.engine.Engine.createSessionAndValidate(Engine.java:154)
    at org.h2.engine.Engine.createSession(Engine.java:137)
    at org.h2.engine.Engine.createSession(Engine.java:27)
    at org.h2.engine.SessionRemote.connectEmbeddedOrServer(SessionRemote.java:349)
    at org.h2.jdbc.JdbcConnection.<init>(JdbcConnection.java:118)
    at org.h2.jdbc.JdbcConnection.<init>(JdbcConnection.java:102)
    at org.h2.Driver.connect(Driver.java:72)
    at org.hibernate.engine.jdbc.connections.internal.DriverConnectionCreator.makeConnection(DriverConnectionCreator.java:55)
    ... 19 more
Caused by: java.lang.IllegalStateException: The file is locked: nio:/Development/hiber/data/contactmgr.mv.db [1.4.192/7]
    at org.h2.mvstore.DataUtils.newIllegalStateException(DataUtils.java:773)
    at org.h2.mvstore.FileStore.open(FileStore.java:172)
    at org.h2.mvstore.MVStore.<init>(MVStore.java:344)
    at org.h2.mvstore.MVStore$Builder.open(MVStore.java:2893)
    at org.h2.mvstore.db.MVTableEngine$Store.open(MVTableEngine.java:154)
    ... 34 more

1 Answer

shekhar bhardwaj
.a{fill-rule:evenodd;}techdegree
shekhar bhardwaj
Full Stack JavaScript Techdegree Student 12,373 Points

This is resolved, I was running a Spring boot app and I had to kill the process to unlock the file. thanks!

Aananya Vyas
Aananya Vyas
20,157 Points

How did you kill the process (on mac) ?