About failure

forum_thread

Project runs in Eclipse but not when exported to runnable jar

I have a simple project that performs some stability calculations and displays a scale drawing of a model glider. I decided to use objectdb as a way to persist the values for later retrieval. The project works perfectly well when run from eclipse but nothing opens when I export to a runnable jar and execute that. No windows open, there are no eror dialogs etc. Commenting out all the code related to object db resolves the issue and the project runs, so I'm fairly sure it is something I've done relating to objectdb. ... stack trace (e.g. avoid empty catch which results in quite failure). If ObjectDB throws an exception - it should also be written ...

 
forum_thread

ODB tries to create log files inside its own jar on Win7

I sent a demo of an app I've been developing on Linux to some Windows 7 users, and they were unable to run it.  The stack traces they sent me indicated that ODB was trying to create its log files inside objectdb.jar, which was inside the executable jar packaged by Eclipse.  Here's the end of the stack trace: ... by a special protocol (rsrc:) - the result could be a failure to handle these paths. Setting  ObjectDB Home ($objectdb) ...

 
issue

ODB Doctor Stops Progressing (runs forever)

Hi, ... to install JDK on the system for Jstack, I hit a failure to a permissions error on the /tmp directory I just had operations ...

 
forum_thread

Failing to read entities under load in multithreaded tests

Hi, We are experiencing an issue in our application that only occurs under load - we sometimes fail to read entities from the database. #1 2012-03-17 08:11 Hi, We are experiencing an issue in our application that only occurs under load - we sometimes fail to re ...

 
manual

Detached Entity Objects

Explains detached entity objects and how to work with detached objects in JPA, including merging them into an EntityManager.... to the database. See JavaDoc Reference Page... failure. Explicit Merge Detached objects can be attached ...

 
issue

Error 990 when querying a class with persistence-capable-superclass

[ObjectDB 2.4.7_07] Unexpected exception (Error 990) Generated by Java HotSpot(TM) Server VM 1.7.0_10 (on Linux 3.2.0-39-generic-pae). Please report this error on http://www.objectdb.com/database/issue/new com.objectdb.o.InternalException: null com.objectdb.o.InternalException at com.objectdb.o.InternalException.f(InternalException.java:236) at com.objectdb.o.STA.K(STA.java:339) at com.objectdb.o.ENT.D(ENT.java:533) at com.objectdb.o.ENT.M(ENT.java:681) at com.objectdb.o.LDR.F(LDR.java:589) at com.objectdb.o.LDR.E(LDR.java:466) ... Could it be because of the superclass, as I guessed? Or a failure of run-time enhancement? RDBMS-based JDO/JPA implementations use a ...

 
forum_thread

system exception occurred during an invocation on EJB GuestDao

Hi, I am new to ObjectDB I was trying your eclipse/jee6/glassfish tutorial. Eclipse Luna, Glassfish 4. I am getting the following exception (see below) just after deploying the project. Can someone help me ?  Thanks ... The exception indicates a failure to find a persistence unit with a null name: Caused by: ...

 
forum_thread

Server connection management

The server does not appear to release broken connections. My typical development pattern is to keep reloading my war file in tomcat until the permgen space runs out, and then I kill and restart tomcat. After a few days of this, the server stops responding, and I see the following in the server logs: ... closed connection on JVM shutdown, does that include JVM failure (out of permgen space) and forced quit? ...

 
issue

InternalException

I'm getting a new InternalException (see below). No repeatable example as yet but will work on that and let you know as soon as we have one. If there's anything in the exception which could help us narrow down the problem please let me know. Bug Version: 1.04 Priority: High Status: Closed Replies: 9 Type:  Bug ...

 
issue

javax.jdo.JDONullIdentityException: The identity must not be null.

When stopping my JEE 6 Web Profile application in Glassfish 3.1.1, I sometimes get this exception, yielding in not merging athene.odb and athene.odb$. A bug in objectdb?    bjjl@ps2:~$ ls -l /var/db/athene/ total 122080 -rw-r--r-- 1 bjjl webservd   2621440 2012-05-24 16:40 athene.odb -rw-r--r-- 1 bjjl webservd 122265952 2012-05-24 16:40 athene.odb$ bjjl@ps2:~$   ... exception in #2 reflects a locked database file (due to a failure during close) and not a corrupted database. Anyway, please try build ...