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From Matthew Adams <matt...@matthewadams.me>
Subject Re: Getting error: 'Attempt to set column "xxx.version" to two different values'
Date Thu, 15 Mar 2012 13:39:42 GMT
Sure thing.  I just noticed something suspicious:  "A down level
Entity was detected and logged".  Could that have something to do with
the problem?

19:00:31,348  INFO ClassPathXmlApplicationContext:495 - Refreshing
org.springframework.context.support.ClassPathXmlApplicationContext@2f833eca:
startup date [Wed Mar 14 19:00:31 CDT 2012]; root of context hierarchy
19:00:31,417  INFO XmlBeanDefinitionReader:315 - Loading XML bean
definitions from file
[/home/matthew/dev/statthing/statthing/backend/model/target/classes/META-INF/spring/applicationContext.xml]
19:00:31,964  INFO PropertySourcesPlaceholderConfigurer:177 - Loading
properties file from file
[/home/matthew/dev/statthing/statthing/backend/model/target/classes/META-INF/spring/database.properties]
19:00:31,985  INFO DefaultListableBeanFactory:557 - Pre-instantiating
singletons in org.springframework.beans.factory.support.DefaultListableBeanFactory@11dfc8a0:
defining beans [org.springframework.context.support.PropertySourcesPlaceholderConfigurer#0,org.springframework.context.config.internalBeanConfigurerAspect,org.springframework.context.annotation.internalConfigurationAnnotationProcessor,org.springframework.context.annotation.internalAutowiredAnnotationProcessor,org.springframework.context.annotation.internalRequiredAnnotationProcessor,org.springframework.context.annotation.internalCommonAnnotationProcessor,org.springframework.context.annotation.internalPersistenceAnnotationProcessor,transactionManager,org.springframework.transaction.config.internalTransactionAspect,dataSource,entityManagerFactory,org.springframework.context.annotation.ConfigurationClassPostProcessor$ImportAwareBeanPostProcessor#0];
root of factory hierarchy
19:00:32,146  INFO LocalContainerEntityManagerFactoryBean:253 -
Building JPA container EntityManagerFactory for persistence unit
'persistenceUnit'
20  persistenceUnit  WARN   [main] openjpa.Runtime - An error occurred
while registering a ClassTransformer with PersistenceUnitInfo: name
'persistenceUnit', root URL
[file:/home/matthew/dev/statthing/statthing/backend/model/target/classes/].
The error has been consumed. To see it, set your openjpa.Runtime log
level to TRACE. Load-time class transformation will not be available.
82  persistenceUnit  INFO   [main] openjpa.Runtime - OpenJPA
dynamically loaded a validation provider.
156  persistenceUnit  INFO   [main] openjpa.Runtime - Starting OpenJPA 2.2.0
187  persistenceUnit  INFO   [main] openjpa.jdbc.JDBC - Using
dictionary class "org.apache.openjpa.jdbc.sql.MySQLDictionary".
1087  persistenceUnit  INFO   [main] openjpa.Runtime - The Entity
"com.statthing.model.volleyball.FloorRegionList" was enhanced at level
"1,055,128", but the current level of enhancement is "1,241,207".
1090  persistenceUnit  INFO   [main] openjpa.Runtime - A down level
Entity was detected and logged. Please enable RUNTIME trace to see all
down level Entities.
Exception in thread "main"
org.springframework.orm.jpa.JpaSystemException: The transaction has
been rolled back.  See the nested exceptions for details on the errors
that occurred.; nested exception is <openjpa-2.2.0-r422266:1244990
fatal general error>
org.apache.openjpa.persistence.PersistenceException: The transaction
has been rolled back.  See the nested exceptions for details on the
errors that occurred.
	at org.springframework.orm.jpa.EntityManagerFactoryUtils.convertJpaAccessExceptionIfPossible(EntityManagerFactoryUtils.java:326)
	at org.springframework.orm.jpa.DefaultJpaDialect.translateExceptionIfPossible(DefaultJpaDialect.java:120)
	at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:516)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:754)
	at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:723)
	at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:393)
	at org.springframework.transaction.aspectj.AbstractTransactionAspect.ajc$afterReturning$org_springframework_transaction_aspectj_AbstractTransactionAspect$3$2a73e96c(AbstractTransactionAspect.aj:78)
	at com.statthing.model.volleyball.FloorConfiguration_Roo_Jpa_ActiveRecord.ajc$interMethod$com_statthing_model_volleyball_FloorConfiguration_Roo_Jpa_ActiveRecord$com_statthing_model_volleyball_FloorConfiguration$persist(FloorConfiguration_Roo_Jpa_ActiveRecord.aj:44)
	at com.statthing.model.volleyball.FloorConfiguration.persist(FloorConfiguration.java:1)
	at com.statthing.model.volleyball.FloorConfiguration_Roo_Jpa_ActiveRecord.ajc$interMethodDispatch1$com_statthing_model_volleyball_FloorConfiguration_Roo_Jpa_ActiveRecord$com_statthing_model_volleyball_FloorConfiguration$persist(FloorConfiguration_Roo_Jpa_ActiveRecord.aj)
	at com.statthing.model.volleyball.seeder.Seeder.seed(Seeder.java:78)
	at com.statthing.model.volleyball.seeder.Seeder$1.doInJpa(Seeder.java:43)
	at org.springframework.orm.jpa.JpaTemplate.execute(JpaTemplate.java:187)
	at org.springframework.orm.jpa.JpaTemplate.execute(JpaTemplate.java:150)
	at com.statthing.model.volleyball.seeder.Seeder.execute(Seeder.java:38)
	at com.statthing.model.volleyball.seeder.Seeder.main(Seeder.java:24)
Caused by: <openjpa-2.2.0-r422266:1244990 fatal general error>
org.apache.openjpa.persistence.PersistenceException: The transaction
has been rolled back.  See the nested exceptions for details on the
errors that occurred.
	at org.apache.openjpa.kernel.BrokerImpl.newFlushException(BrokerImpl.java:2337)
	at org.apache.openjpa.kernel.BrokerImpl.flush(BrokerImpl.java:2174)
	at org.apache.openjpa.kernel.BrokerImpl.flushSafe(BrokerImpl.java:2072)
	at org.apache.openjpa.kernel.BrokerImpl.beforeCompletion(BrokerImpl.java:1990)
	at org.apache.openjpa.kernel.LocalManagedRuntime.commit(LocalManagedRuntime.java:81)
	at org.apache.openjpa.kernel.BrokerImpl.commit(BrokerImpl.java:1514)
	at org.apache.openjpa.kernel.DelegatingBroker.commit(DelegatingBroker.java:933)
	at org.apache.openjpa.persistence.EntityManagerImpl.commit(EntityManagerImpl.java:570)
	at org.springframework.orm.jpa.JpaTransactionManager.doCommit(JpaTransactionManager.java:512)
	... 13 more
Caused by: <openjpa-2.2.0-r422266:1244990 fatal user error>
org.apache.openjpa.persistence.InvalidStateException: Attempt to set
column "FloorRegion.version" to two different values: (null)"null",
(class java.lang.Integer)"1" This can occur when you fail to set both
sides of a two-sided relation between objects, or when you map
different fields to the same column, but you do not keep the values of
these fields in synch.
	at org.apache.openjpa.jdbc.sql.PrimaryRow.setObject(PrimaryRow.java:344)
	at org.apache.openjpa.jdbc.sql.RowImpl.setObject(RowImpl.java:510)
	at org.apache.openjpa.jdbc.meta.strats.ColumnVersionStrategy.insert(ColumnVersionStrategy.java:192)
	at org.apache.openjpa.jdbc.meta.Version.insert(Version.java:293)
	at org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.insert(AbstractUpdateManager.java:236)
	at org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.populateRowManager(AbstractUpdateManager.java:162)
	at org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.flush(AbstractUpdateManager.java:95)
	at org.apache.openjpa.jdbc.kernel.AbstractUpdateManager.flush(AbstractUpdateManager.java:76)
	at org.apache.openjpa.jdbc.kernel.JDBCStoreManager.flush(JDBCStoreManager.java:713)
	at org.apache.openjpa.kernel.DelegatingStoreManager.flush(DelegatingStoreManager.java:131)
	... 21 more


On Thu, Mar 15, 2012 at 8:09 AM, Rick Curtis <curtisr7@gmail.com> wrote:
> Matthew-
>
> Could you post the full exception stack?
>
> Thanks,
> Rick
>
> On Wed, Mar 14, 2012 at 7:19 PM, Matthew Adams <matthew@matthewadams.me>wrote:
>
>> Hi all,
>>
>> Vitals:  Maven 3.0.3, Roo 1.2.1.RELEASE, OpenJPA 2.2.0, MySQL 5.1.x,
>> Ubuntu 11.10 64-bit, JDK 6 (1.6.0_30) 64-bit
>>
>> I'm getting an error with OpenJPA 2.2.0 that seems to have popped up a
>> fair bit with other folks out on the Internet over the years.  Can
>> anyone see anything in my mappings that is either wrong or would cause
>> this exception?  I've been struggling with this for hours, trying all
>> sorts of different mappings and nothing seems to help!
>>
>> Here's the exception snippet:
>> =====
>> <openjpa-2.2.0-r422266:1244990 fatal user error>
>> org.apache.openjpa.persistence.InvalidStateException: Attempt to set
>> column "FloorRegion.version" to two different values: (null)"null",
>> (class java.lang.Integer)"1" This can occur when you fail to set both
>> sides of a two-sided relation between objects, or when you map
>> different fields to the same column, but you do not keep the values of
>> these fields in synch.
>> =====
>>
>> The class in question, FloorRegion, is the target of a unidirectional
>> one-to-many relationship, owned by class FloorRegionList.  Here's the
>> relevant part of FloorRegionList:
>> =====
>> @Table(name = "FloorRegionList")
>> public class FloorRegionList implements HasCourtSize {
>>
>>    @OneToMany(cascade = { CascadeType.PERSIST, CascadeType.DETACH,
>>            CascadeType.MERGE, CascadeType.REFRESH })
>>    // unidirectional one-to-many using join column
>>    @JoinColumn(name = "owner", referencedColumnName = "id", nullable =
>> true)
>>    protected List<FloorRegion> regions = new ArrayList<FloorRegion>();
>> =====
>>
>> The FloorRegion class doesn't know anything whatsoever about
>> FloorRegionList; it just has a couple of ints and five embedded
>> FloorPoint instances:
>> =====
>> @Table(name = "FloorRegion")
>> public class FloorRegion implements HasCourtSize {
>>
>>    @Column(nullable = false)
>>    protected int width;
>>
>>    @Column(nullable = false)
>>    protected int length;
>>
>>    @Embedded
>>    @AttributeOverrides({
>>            @AttributeOverride(name = "w", column = @Column(name =
>> "lfw", nullable = false)),
>>            @AttributeOverride(name = "l", column = @Column(name =
>> "lfl", nullable = false)) })
>>    protected FloorPoint leftFront;
>>
>>    @Embedded
>>    @AttributeOverrides({
>>            @AttributeOverride(name = "w", column = @Column(name =
>> "lbw", nullable = false)),
>>            @AttributeOverride(name = "l", column = @Column(name =
>> "lbl", nullable = false)) })
>>    protected FloorPoint leftBack;
>>
>>    @Embedded
>>    @AttributeOverrides({
>>            @AttributeOverride(name = "w", column = @Column(name =
>> "rfw", nullable = false)),
>>            @AttributeOverride(name = "l", column = @Column(name =
>> "rfl", nullable = false)) })
>>    protected FloorPoint rightFront;
>>
>>    @Embedded
>>    @AttributeOverrides({
>>            @AttributeOverride(name = "w", column = @Column(name =
>> "rbw", nullable = false)),
>>            @AttributeOverride(name = "l", column = @Column(name =
>> "rbl", nullable = false)) })
>>    protected FloorPoint rightBack;
>>
>>    @Embedded
>>    @AttributeOverrides({
>>            @AttributeOverride(name = "w", column = @Column(name =
>> "cw", nullable = false)),
>>            @AttributeOverride(name = "l", column = @Column(name =
>> "cl", nullable = false)) })
>>    protected FloorPoint center;
>> =====
>>
>> Here's my persistence.xml (note addition of foreign key constraints):
>> =====
>> <?xml version="1.0" encoding="UTF-8" standalone="no"?>
>> <persistence
>>    xmlns="http://java.sun.com/xml/ns/persistence"
>>    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>>    version="2.0"
>>    xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
>> http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
>>    <persistence-unit
>>        name="persistenceUnit"
>>        transaction-type="RESOURCE_LOCAL">
>>
>>  <provider>org.apache.openjpa.persistence.PersistenceProviderImpl</provider>
>>        <properties>
>>            <property
>>                name="openjpa.jdbc.DBDictionary"
>>                value="org.apache.openjpa.jdbc.sql.MySQLDictionary" />
>>            <!-- value="buildSchema" to runtime forward map the DDL SQL;
>>                value="validate" makes no changes to the database -->
>>            <property
>>                name="openjpa.jdbc.SynchronizeMappings"
>>                value="validate" />
>>            <property
>>                name="openjpa.RuntimeUnenhancedClasses"
>>                value="unsupported" />
>>            <property
>>                name="openjpa.jdbc.MappingDefaults"
>>                value="ForeignKeyDeleteAction=restrict,
>> JoinForeignKeyDeleteAction=restrict" />
>>        </properties>
>>    </persistence-unit>
>> </persistence>
>> =====
>>
>> Here's a snippet from my pom.xml that has to do with OpenJPA
>> enhancement.  It enhances, generates a clean schema DDL file, a
>> differential one, connects to the database & refreshes it (during the
>> process-classes phase), and then during the post-integration-test
>> phase, runs a main class that seeds the database with an initial set
>> of entities.
>> =====
>>            <plugin>
>>                <groupId>org.codehaus.mojo</groupId>
>>                <artifactId>openjpa-maven-plugin</artifactId>
>>                <version>1.2</version>
>>                <executions>
>>                    <execution>
>>                        <id>enhance-classes</id>
>>                        <phase>process-classes</phase>
>>                        <goals>
>>                            <goal>enhance</goal>
>>                        </goals>
>>                        <configuration>
>>
>> <includes>${statthing.entities.ant.pathspec}</includes>
>>                            <excludes>**/*_Roo_*.class</excludes>
>>
>>  <addDefaultConstructor>true</addDefaultConstructor>
>>                        </configuration>
>>                    </execution>
>>                    <execution>
>>                        <id>generate-ddl-file-complete</id>
>>                        <phase>process-classes</phase>
>>                        <goals>
>>                            <goal>sql</goal>
>>                        </goals>
>>                        <configuration>
>>
>> <includes>${statthing.entities.ant.pathspec}</includes>
>>                            <excludes>**/*_Roo_*.class</excludes>
>>                            <sqlAction>build</sqlAction>
>>                            <foreignKeys>true</foreignKeys>
>>
>>  <sqlFile>${statthing.db.ddl.file.complete}</sqlFile>
>>                        </configuration>
>>                    </execution>
>>                    <execution>
>>                        <id>generate-ddl-file-diff</id>
>>                        <phase>process-classes</phase>
>>                        <goals>
>>                            <goal>sql</goal>
>>                        </goals>
>>                        <configuration>
>>
>> <includes>${statthing.entities.ant.pathspec}</includes>
>>                            <excludes>**/*_Roo_*.class</excludes>
>>                            <sqlAction>refresh</sqlAction>
>>                            <foreignKeys>true</foreignKeys>
>>                            <sqlFile>${statthing.db.ddl.file.diff}</sqlFile>
>>
>> <connectionDriverName>${statthing.db.connection.driver.name
>> }</connectionDriverName>
>>
>>
>> <connectionDriverName>com.mchange.v2.c3p0.ComboPooledDataSource</connectionDriverName>
>>
>>
>> <connectionProperties>${statthing.db.connection.properties}</connectionProperties>
>>                        </configuration>
>>                    </execution>
>>                    <execution>
>>                        <id>generate-ddl-db</id>
>>                        <phase>process-classes</phase>
>>                        <goals>
>>                            <goal>sql</goal>
>>                        </goals>
>>                        <configuration>
>>
>> <includes>${statthing.entities.ant.pathspec}</includes>
>>                            <excludes>**/*_Roo_*.class</excludes>
>>                            <sqlAction>refresh</sqlAction>
>>                            <foreignKeys>true</foreignKeys>
>>                            <modifyDatabase>true</modifyDatabase>
>>
>> <connectionDriverName>${statthing.db.connection.driver.name
>> }</connectionDriverName>
>>
>>
>> <connectionDriverName>com.mchange.v2.c3p0.ComboPooledDataSource</connectionDriverName>
>>
>>
>> <connectionProperties>${statthing.db.connection.properties}</connectionProperties>
>>                        </configuration>
>>                    </execution>
>>                </executions>
>>                <dependencies>
>>                    <dependency>
>>                        <groupId>org.apache.openjpa</groupId>
>>                        <artifactId>openjpa</artifactId>
>>                        <version>2.1.1</version>
>>                        <exclusions>
>>                            <exclusion>
>>                                <groupId>commons-logging</groupId>
>>                                <artifactId>commons-logging</artifactId>
>>                            </exclusion>
>>                            <exclusion>
>>                                <groupId>org.apache.geronimo.specs</groupId>
>>
>>  <artifactId>geronimo-jms_1.1_spec</artifactId>
>>                            </exclusion>
>>                        </exclusions>
>>                    </dependency>
>>                </dependencies>
>>            </plugin>
>>            <plugin>
>>                <groupId>org.codehaus.mojo</groupId>
>>                <artifactId>exec-maven-plugin</artifactId>
>>                <version>1.2.1</version>
>>                <executions>
>>                    <execution>
>>                        <id>seed-database</id>
>>                        <goals>
>>                            <goal>exec</goal>
>>                        </goals>
>>                        <phase>post-integration-test</phase>
>>                    </execution>
>>                </executions>
>>                <configuration>
>>                    <executable>java</executable>
>>                    <classpathScope>test</classpathScope>
>>                    <arguments>
>>                        <argument>-Xdebug</argument>
>>
>>
>> <argument>-Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005</argument>
>>                        <argument>-classpath</argument>
>>                        <classpath />
>>
>> <argument>com.statthing.model.volleyball.seeder.Seeder</argument>
>>                    </arguments>
>>                </configuration>
>>            </plugin>
>>
>> =====
>>
>> Thanks,
>> Matthew
>>
>> --
>> @matthewadams12
>> mailto:matthew@matthewadams.me
>> skype:matthewadams12
>> yahoo:matthewadams
>> aol:matthewadams12
>> google-talk:matthewadams12@gmail.com
>> msn:matthew@matthewadams.me
>> http://matthewadams.me
>> http://www.linkedin.com/in/matthewadams
>>
>
>
>
> --
> *Rick Curtis*



-- 
@matthewadams12
mailto:matthew@matthewadams.me
skype:matthewadams12
yahoo:matthewadams
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