About getting started

151-160 of 200Refresh
Forum
1

Mysterious "Attempt to persist a reference to a non managed instance" error

expected. I made a few modifications to a working set of classes today, and it's started throwing ... );       em.persist(oo);         tx.commit();     } } I had started with the expectation ... still getting an exception: Exception in thread "main" [ObjectDB 2.2.6_03] javax.persistence
Forum
1

Not able to update records

Hi,   I am tring to update the simple object by using Update query by i am getting following ... surrounding your executeUpdate with em.getTransaction().begin() to start the transaction and em ... ); EntityManager em = emFactory.createEntityManager(); em.getTransaction().begin(); // start
Forum
1

Reading 1.x odb files in ObjectDB 2.x without upgrading

Thread(errGobbler); outThread.start(); errThread.start(); outThread ... [] {oldOdbFileName, newOdbFileName}); I always gets corrupted database.  I am doing coversion of 6 odbfile files
Forum
1

Working with a cleared cache

of commands. When I run the code as written I start getting the stack traces that are listed ... the cache?   try { // Start the transaction m_persistenceManager
Forum
1

multiple connection using share folder

the server itself is a Java application. sir i have tried bu again i am getting database use in ...   Usage: java com.objectdb.Server [options] start | stop | restart options include: -conf start(GAAPMRP.java:56
Forum
1

JBoss 7 startup fails

[org.jboss.as] JBoss AS 7.0.1.Final "Zap" starting 13:49:21,432 WARN [org.jboss.as] No security ... .as.naming] (MSC service thread 1-2) Starting Naming Service 13:49:23,989 INFO [org.jboss.as.osgi ... ) Starting remote JMX connector 13:49:26,703 INFO [org.jboss.as.ee] (Controller Boot Thread) Activating
Forum
1

Apache Tomee 1.5.2: Failed to use JTA (TransactionManager is not found)

Hello, ObjectDB team! I am struggling with getting ObjectDB 2.5.0 to work with clean Apache Tomee 1.5.2 with transaction-type="JTA". I don't have any configurations in Tomee (objectdb.jar is in ... .StandardContext.startInternal(StandardContext.java:5179) at org.apache.catalina.util.LifecycleBase.start
Forum
1

Attempt to execute a query using a closed EntityManager

Hi again! Suddenly, my app started to throw this exception. I would really appreciate some advices. com.objectdb.o.UserException - Attempt to execute a query using a closed EntityManager at com ... advance. This is getting me crazy. ObjectDB 2.5.1 and TomEE 1.5.2 org.apache.myfaces.view
Issue
1

Blocked by find

. Then it starts up 2 groups of 10 threads, one group is persisting more data, the other group is deleting ... the system, several gets as the request is processed, then a delete of all the data once the request
Forum
1

Connection is closed Caused by: java.io.EOFException

I am getting this exception on a regular basis, after a period of time of repeating the same code execution.  I don't understand why.  I restart the DB server and my code works ... the exception on the client side was changed, so starting next build it will be same as