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Duplicate Entity class names causes Exception in Query

that out immediately I started getting them problem...  There are also NO duplicate class names ... with one JPA Provider like Eclipselink, but with ObjectDb as well I am getting the class not found
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1

Externalising persistence.xml properties in Glassfish?

server you are using  but you should easily be able to find the start up script. This is the same place where heap size ect gets set.   My other option is to have  your properties in a property file ... without getting bogged down without relational considerations (e.g. foreign keys and join column names
Issue
1

InternalException - error reading field from "queue" database

I trying to use an objectdb database as a persitent queue but have started getting the following error on the receiver side: 2011-07-25 10:54:25,023 AdminServer-Callback-Instance-2/0 ERROR ... .lang.RuntimeException: Error getting message from data at rbccm.felix.objectdb.messaging
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1

Updating Entities

. This means something either happens when my application starts or stops that unifies the changes in ... both EntityManagers without getting this error :/ If the problem is an UPDATE query (as shown clearly on post #5 ... - either way I have something that gets the job done for now. Original Problem: I have 2 EntityManagers
Issue
1

objectdb-2.6.9_06: Extended Persistence Context fails: 'Attempt to begin a new transaction when a transaction is active'

.EjbApplication.start(EjbApplication.java:166) at org.glassfish.internal.data.EngineRef.start(EngineRef.java:122) at org.glassfish.internal.data.ModuleInfo.start(ModuleInfo.java:291) at org.glassfish.internal.data.ApplicationInfo.start(ApplicationInfo.java:352) at com.sun.enterprise.v3.server
JPA Doc
1

javax.persistence.spi.PersistenceUnitInfo

that will be called for every new class definition or class redefinition that gets loaded by the loader ... that will be called for every new class definition or class redefinition that gets loaded by
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1

Activation Issue

the jar, and everything was happy. (this was with 2.3.7). However after a reboot I'm now getting ... the objectdb server, and then started tomcat, with tomcat throwing the eval license exception ... > at the beginning of the file) and try restarting the server. If the server starts with no errors
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1

Attempt to begin a new transaction when a transaction is active

  I don't know why am I getting this.. Thank you very much! Apparently the transaction is started automatically by the application server, and as the error message states, you are trying to the start
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1

Client server mode no longer works after JRE install

was getting the following error "Error: missing 'server' at 'C:\Program Files\Java\jre7\bin\server\jvm.dll ... only after the JVM is found and started. Please try: > server-b -client   The server is being started from a java application. So how do I do >server -b -client? Hi. I fumbled around with batch files
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1

Deadlock in objectdb code

Running multi-threaded access to an embedded database using JDO, I'm getting a deadlock in objectdb ... to introduce classes to objectdb at the start of a run, so they aren't first encountered later ... to introduce classes to objectdb at the start of a run, so they aren't first encountered later