About on the fly enhancement

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PersistenceException: Failed to locate field

enhancement. Please make sure that after the change you only use a clean build of your application with fresh enhancement. Thanks, though I've been using this enhancement for ages (I think it's actually means no enhancement, serialization only): <enhancement agent = "false
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evictAll() behavior

) classes are not enhanced. ObjectDB supports working with no enhancement as an extension to JDO ... are not enhanced - enhancing them could solve the problem without any additional action (such as evict ... , jdoStateManager so as i understand they are enhanced OK. So please check the state of the objects
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NoSuchFieldError: __odbTracker on NetBeans 7.3 + JBoss 7.1.1

Thanks for your help. This exception indicates a missing enhancement, i.e. City is enhanced but its super class AbstractMethod is not enhanced. It is indeed weird that the problem is only with City ... the project and then redeployment solve the problem. You may also try using build time enhancement
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Best practise loading big data

? Do you always use only enhanced classes? With enhanced classes ObjectDB is not expected to hold strong references ... to rollback or just to clear then we can do that instead. Thanks for this hint! Yes, only enhanced classes ... we always have to use enhancement and that a mixture of enhanced and not enhanced classes is not
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[ODB1] Chapter 3 - Persistent Classes

which the enhancer is running): > java com.objectdb.Enhancer -cp src test.X test.pc.* On the Fly JDO ... the command line) is to add a new simple main class to a project that applies on the fly enhancement: package test; /** Additional main - On the Fly JDO Enhancer */ public class eMain { public
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Entity is not related to ObjectDB, but i get exception from ObjectDB

" /> Perhaps this is because of Enhancer, how can we disable it in ... for a couple of days. 

Looking forward to your response
 This could happen due to partial enhancement, i.e. all the project is enhanced, but then specific classes are compiled again without enhancement
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Update is ignored by ObjectDB

of the following conditions applies: The entity classes are not enhanced. ObjectDB is forced to use reflection rather than the enhancement. Enhancement is used but not only entity classes are enhanced but also any code that accesses a persistent field directly. In other words, if you use enhancement
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Exception in thread "main" java.lang.NoSuchFieldError: __odbTracker

Hi   there is something wrong with enhancement process I got that class was succesfully processed, log has size 0, enhancer is from build objectdb-2.2.8_08 and during object creation when some filed ... of an incomplete enhancement - i.e. Network extends another persistence capable class that has not been enhanced
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JBoss 7 startup fails

] Package guest is not found by the enhancer (error 108) 13:49:37,705 ERROR [stderr] (MSC service thread 1-3) com.objectdb.o.UserException: Package guest is not found by the enhancer 13:49:37,706 ... service thread 1-3) at com.objectdb.Enhancer.enhance(Enhancer.java:66) 13:49:37,709 ERROR [stderr] (MSC
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Error during closing an entity manager

common frames omitted We have found a workaround. We have just enhanced the entities and then it works as intended. But why this case does not perform without enhanced entities? The exception may be due to having partial enhancement. Mixing enhanced entity classes with non enhanced entity classes in