About not

forum_thread

Failed to read the value of field using reflection (error 363)

I have encountered this error from one of the many servers hosting my application. Other servers didn't encounter errors of this kind and running without problems. My system provider said that nearly all of the servers are VM-based including this one which encountered this error. It is the 'youngest' server in deployment. I can get more information as you require. As the application developer, I am perplexed as I have use JPA and ObjectDB for years now. I could use your assistance in overcoming this problem. Thank you. ----- ... After updating to 1.6 u39 (around 3 hours ago), we have not encountered the problem since. We also reverted the ObjectDB JAR to ...

 
forum_thread

Attempt to begin a new transaction when a transaction is active

The code I have a RecordDao stateless java bean :  ... when you use JPA with a Java EE application server, you do not instantiate the EntityManagerFactory and the EntityManager ...

 
forum_thread

An InternalException occurs when gets an result list

[ObjectDB 2.6.4_04] Unexpected exception (Error 990) Generated by Java HotSpot(TM) Client VM 1.8.0_51 (on Windows 7 6.1). Please report this error on http://www.objectdb.com/database/issue/new com.objectdb.o.InternalException: java.lang.NullPointerException: null java.lang.NullPointerException at com.objectdb.o.VAR.S(VAR.java:297) at com.objectdb.o.VAR.R(VAR.java:259) at com.objectdb.o.SYR.y(SYR.java:515) at com.objectdb.o.QRC.x(QRC.java:192) at com.objectdb.o.QRM.Vm(QRM.java:272)... The ArchitectureImpl was not known by the ObjectDB in our OSGi environment. The solution is we ...

 
forum_thread

How to query for list of lists ?

Hi, I have a problem with constructing query, that gets only embedded list of integers from Entity. Here's the example : Query query = em.createQuery("SELECT i.filterDescription FROM Inspiration i"); List<List<Integer>> result = query.getResultList(); where Inspiration is like this : ... by support it only returns the first one as an Integer and not a list of all of them.   ...

 
forum_thread

Replication Error

Hello! I try to get a replication setup working on two test servers. So i copied my test database to one of them, enabled recording and started odb. The dbname.odr folder got created so i think everything is ok. Afterwards i added the replication tag to the configuration of the second server and started it. The second server starts complaining instantly with the following Exception: ... for an existing database, currently the database is not copied automatically (but this should be improved in future versions). ...

 
issue

com.objectdb.o.InternalException: java.lang.ArrayIndexOutOfBoundsException: null

Exception in thread "main" [ObjectDB 2.6.0_04] Unexpected exception (Error 990)   Generated by Java HotSpot(TM) 64-Bit Server VM 1.7.0_51 (on Windows 7 6.1). Please report this error on http://www.objectdb.com/database/issue/new com.objectdb.o.InternalException: java.lang.ArrayIndexOutOfBoundsException: null java.lang.ArrayIndexOutOfBoundsException at java.lang.System.arraycopy(Native Method) at com.objectdb.o.SEM.c(SEM.java:77) at com.objectdb.o.SEC.g(SEC.java:196) at com.objectdb.o.SEC.c(SEC.java:84)...     public NewsDetails details; //not used     ...

 
forum_thread

"where in" query

Is it possible to run a query selecting values that exist in a provided list? e.g. something like: SELECT u FROM User m WHERE u.username IN ('test_user','anotheruser') I've tried various combinations of this including passing the list as a named parameter but without any joy. The only similar examples I can find in the docs involve a join query - but my list isn't in the database - and the MEMBER OF operator doesn't seem to do what I want (although I may be using it incorrectly! ... The IN operator is currently not supported and will be implemented with subqueries  (since its main ...

 
forum_thread

Using the wrong class to access a database

Hello, just starting to test ObjectDB and ran into a problem. I've created a small program to test the Point database described in the Getting Started section: ... This second app makes some queries and should not change the content of the db - but it does: The first 2 queries are ...

 
forum_thread

problems using the explorer

we are currently evaluating objectDB. Environment OSX 10.9.2, JavaSE-1.7 Version: Kepler Service Release 2 Build id: 20140224-0627 ObjectDB 2.5.5 Maven project, objectDB relevant sections: ... ... file may be updated to a newer format that is not supported by version 2.2.5 . Try changing your pom.xml file, ...

 
forum_thread

Out of memory

Hi, Today in the middle of the night ODB just crashed leaving this on console screen: ... be integrated. If you can provide an application (not necessarily an isolated test, and no source is required) that demonstrates ... 2012-10-12 10:44 Not really, when changing version of ODB I forget to add ... should solve the problem. The database size should not be a problem, except that queries may process larger data and require ...