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JPA - ExceptionInInitializerError when creating EntityManager

EntityFactoryManager(emf) is successfully received but error at emf.createEntityManager Please see my code of fragment from my project. public class Main {        final private static Properties EMAIL_PROPS;      final private static String EMAIL_FROM;            static {  EntityManagerFactory emf = javax.persistence.Persistence.createEntityManagerFactory("tmpCLMSPU"); ... I am using Netbeans JAVA IDE for my project. I am very frustrated after lot of tries at my end to solve ...

 
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Attempt to refresh a non managed entity object (error 635)

Just ran into a problem that I've not seen in 10 years of running ObjectDb: java.lang.IllegalArgumentException Attempt to refresh a non managed entity object (error 635) Nothing changed in my code, but I'm wondering if there is a problem with the config file, and /or my recent experiments with Intellij's JPA database explorer, which required me to use a JPA persistence.xml configuration file. (I was able to use to run objectdb queries from inside Intellij). ... clear ). It doesn't seem to be related to the IDE that you use. ObjectDB Support ObjectDB - ...

 
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What are the steps of creating small web app?

Hello guys, I have a question about creating small new web application, I am almost done with researching and studying and I have covered all the important concepts e.g. # Starting from web technologies: HTML, CSS, JS, JQuery. # Moving to Java Technologies:  Core Java, Servlet, Managed Beans, JSF, JSP, EJB, JMS, JPA, JDBC,Security, Ajax using Primefaces. # Backend technologies: MYSQL, SQLite, JavaDB, BIRT/ Jasper reporting. Tools: Eclipse, Netbeanse, SVN, Git repositories, SQLyog, Glassfish. ------------- ... hosting,  Pay as You Go (PAYG) . - Which IDE and Application Server do you prefer to go with  for me as a ...

 
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Concerning coding style of the example in the posting instructions

(This forum item was spawned from discussions in a private helpdesk ticket.) I write with reference to the coding example in the posting instructions and many of your other examples posted in the forums. While I appreciate the recommended coding style as shown makes for convenient minimal examples and test cases,  I contest that it breaks the rules for JPA2 entities on at least 2 counts. Firstly, the posting instructions state:  ... context. The one class format is easier to read and more IDE portable. However, regarding your second point, properties can be ...

 
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objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check") vs. generic classes with interfaces: detailed investigation

objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check" system property) The following is a detailed report on investigation of multiple issues that have been mentioned in the following forum postings and issue reports (but please do not visit them from here now, the diagnostics there are now obsolete): - Issue #282 - ObjectDB-2.6.9: Failed to commit transaction: Failed to set numeric value of field property Element.id using reflection ... that when running my "console" test app in NetBeans IDE using the Run context menu it was in fact over-writing the enhanced .class ...

 
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Enhancer failure: Failed to process class file of type

Stack trace below:   ... is using Java 9, and got the error. By my IntelliJ IDE is using java 8 and doesn't have the error.   ...

 
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Jboss 6 persistence.xml startup error

Hi,   I'm trying to migrate a small EJB 3.1 project from Postgres to ObjectDb to test out feasibility, but I keep getting stuck on setting up the persistence.xml on JBoss 6 AS.   Here is my setup: ------- Start persistence.xml ------- ... JBoss. See the attached persistence.xml file. If the IDE requires specifying SQL driver, etc - specify default settings (anything ...

 
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ObjectDB - Object Database for Java (JPA/JDO)

Fast Object Database for Java with JPA 2 and JDO 2 support. Reduce development time and improve productivity ObjectDB is the most productive software for developing Java database applications using the Java Persistence API (JPA). It is the first persistence solution ...

 
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enumeration table? how to on pure jpa?

Hello , I've relational db , and there is some table named enumerations with , some key and values.We will migrate to objectdb. Our problem is , we want to store some keys and values for global application configs. Like; tablename : enumeration table rows: key                value ... me shown on top.That helps us utilizing autocomplete from IDE and minimizing error string mapping. ...

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

My program works fine when I run it from Netbeans but as soon as I clean and build and move the dist directory out of the project to a remote location and run it using java -jar example.jar then I get the exception: com.objectdb.o.UserException: Package com.example.model is not found by the enhancer It occurs on this line: com.objectdb.Enhancer.enhance("com.example.model" + ".*"); ... ".*"); and adding the following to the Netbeans IDE, Project, Run, VM Options: java ...