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Mismatch client-server protocol prefix

.JpaSystemException: com.objectdb.o.UserException: Mismatch client-server protocol prefix; nested exception is javax.persistence.PersistenceException: com.objectdb.o.UserException: Mismatch client-server protocol prefix] with root cause com.objectdb.o.UserException: Mismatch client-server protocol prefix

Client server mode no longer works after JRE install

Hi I had client server mode working with no problems with my application. Then suddenly I ... ' on a client machine. It worked in embedded mode but not client server mode. After investigating I ... java from the machine and included a jdk in my application there were no problems, client server mode

client server mod of communication

Hi, I want to use in client Server mode one is client and another in server mode. Assume that one server is there and 'n' number of clients are there each client wants to communicate with server, in client server mode. 1)EntityManagerFactory emf = Persistence.createEntityManagerFactory("objectdb

lockfiles in client/server mode

that would use /tmp. jon jon Your description indicates a collision of the server and the client ... a way that it will be accessible by both the server and the client. Finally, if you can post ... in the configuration file to another path. Client / server permission collision in handling temporary

Online Backup in client-server mode

Hello, we have issue with online-backup when using client-server mode. It seems, that it is working ... efficiently as the embedded mode does it. thamal Tomas Hamal Actually in client-server mode ... file is created on the server and then, when ready, downloaded to the client. This is useful

Changing from client server to embedded mode

Hi, I have created a java web application and used ObjectDB in client Server mmode. It worked as per my expection. In Client server mode I used     Persistence.createEntityManagerFactory ... Client Server mode. kindly provide information how to switch from client server mode to embedded

BIRT plugin: Trouble with Client/Server connection

I am having trouble setting up the birt points.odb sample with a client/server connection. I ... , so a difference between accessing a local embedded database or a client-server remote database by ... . The connection using the server url fails the ping test. I get (Failed to connect to server localhost

Catching exceptions from client-server mode online backup

you find this stack trace, in the log file? on the server, client or both? If you get the stack trace also on the client side then you may try using Thread's setDefaultUncaughtExceptionHandler ... We're using the following to trigger an online backup and we're trying to implement server

NullPointer running multiple client against server

something that may happen in client-server in one of the clients - if the database is new and that client ... Hi, I'm running objectdb in server mode, config as it comes out of the box. In this case ... this extensively in embedded mode and it works fine with many writers and readers. However, in server

objectdb.home for client/server

on client/server mode. However, without setting this in our client, he complains about the missing objectdb.conf. Why is this required? Can't the server deliver it? Most of the time we do not even know where our object db home is located at as we might have multiple server instances running on multiple

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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