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Entity Type is not found (error 301) in Query

name is necessary. See method code - red part Otherwise an error will occure. [ObjectDB 2.4.7_17 ... - the query works with the simple class name. Breaking down the code for simple example would be little compilcated. Have you any idea, what is going wrong? Code: public void checkConstraints(DAOiface

License Activation Change and Checking Activation

a different activation code. With this code it works. The only difference I can think of is that my WiFi ... . You should include both activation codes now in your configuration, so ObjectDB will work on your laptop

Activation error on Schema change

that an activation code that was generated specially for the server machine is included in the configuration ... about that, this shouldn't happen. Pre 2.3.7 activation codes should work with 2.3.7. But in the logs I ... will require you to fix it and generate a specific activation code for that machine. In addition, as reported

Cast exception?

Support That seem to be the issue here, but I'm not doing any casting in the code! Is it some ... code. So I think objectdb.jar is getting loaded alright, but parts of it is not working somehow... Edit: I took a look at the Persistence.java source code and extracted the method that is throwing

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 again for another period ... an EntityManager. I have checked throughout my code to ensure that all instances of EntityManager that I

UserException: Package com.example.model is not found by the enhancer

However, in my source code's lib directory I have: \lib\objectdb-2.5.4_05\database\example.odb ... can get it to work within the code? I've also tried commenting out the line: //com.objectdb ... the jar and running it? Also, it would be cool if Netbeans gave a warning when code referenced entity

Performance problem

objects) First version of code:     EntityManagerFactory emf =         Persistence ... ();     System.out.println((endTime - startTime)); Second version of code:     EntityManagerFactory emf ... question after investigating application code is whay does it take 20 seconds for the Entity manager

ArrayIndexOutOfBoundsException on flush

.java:722) ... 40 more The code at this point is performing a delete query for all entity objects ... will reopen if I can get the test operational. felixobjectdb Richard Szurgot I hope you still have the code ... the problem, so if you can try your code with the last build of ObjectDB (with a new database

After using the enhancer, Lazy loaded collections are no longer loading. They are set as null

, since the posted code is not runnable. Particularly the invocation of find in your code does not compile. The following code included an attempt to reproduce your report. Please adjust it to a program


, would you be able to provide us your tests (binary only, no need for source code) and instructions how to run ... deletes several entities in batch. Is this again some concurrency issue? I was inspecting the code ... that we can run (possibly large, and with no source code), I hope we will be able to solve it. Alternatively

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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