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Attempt to execute a query using a closed EntityManager

Hi again! Suddenly, my app started to throw this exception. I would really appreciate some advices. com.objectdb.o.UserException - Attempt to execute a query using a closed EntityManager at com ... advance. This is getting me crazy. ObjectDB 2.5.1 and TomEE 1.5.2 org.apache.myfaces.view
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Blocked by find

. Then it starts up 2 groups of 10 threads, one group is persisting more data, the other group is deleting ... the system, several gets as the request is processed, then a delete of all the data once the request
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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 ... the exception on the client side was changed, so starting next build it will be same as
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1

How to enhance the JPA/Spring/MVC to implement RESTfull for CURL client?

that I was getting a different error: 406. So I just took your suggestion (again) and noticed I do hit ... help you further on. There are many resources on internet that could help you. Start by searching your problem on http://stackoverflow.com/ siegfried zmirc
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1

Indexing a field results in internal Exception

a test case as it's a large codebase, but I'll get started,   As for why JDO. I have long been a fan of JDO as it's a hugely easer API and gets work done with a lot less metadata.  Unfortunately
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1

Insert time increases as db grows.

seconds against 30 seconds with hibernate+mysql. Then I started the test again and got 9,5 seconds ... enhancer manually on classes, but still getting the same results: insertion time grows as db grows. I've
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1

Log is almost empty (log level 'trace')

to play with inactivity timeout and let you know results. Yuri The server can quit silently when it gets ... adding logging information that may be relevant. Build 2.4.6_10 adds simple logging of starting/stopping the server (at INFO level). evilruff
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1

Login Error (bad username 'admin' or password)

I am getting following error when i am trying to connect to server: [com.objectdb.o._PersistenceException: Login Error (bad username 'admin' or password)] with root cause com.objectdb.o ... starts with no error, then it uses another objectdb.conf file). I solved it. Once again, thank
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1

object creation during pmf.getPersistenceManager()

your suggestion starting build 2.2.8_10 an alternative constructor is invoked if exists. In JDO ... constructor so now getting pm is very fast even having 300 PC classes. In the future
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1

ObjectDB within a resource adapter module and Java EE Connector Architecture

/jpa/start/connection it is explained that: 'JPA requires the definition of a persistence unit in ... default at least gets written respectively to: .../SpecWeb1/build/web/WEB-INF/db/samename.odb