There was one bug in this area ( Derby-32) in the first version of Derby (10.0 I think). What is the Derby version and the OS are you using ?

Other than that bug, this error occurs only when some one boots derby db through multiple jvms/different class loaders in the same jvm at the same time.

Thanks
-suresht


Stefan Schuster wrote:
Hi,

thank you, this helped a lot. Which brings me to the real problem:

ERROR XSDB6: Another instance of Derby may have already booted the database /tmp/apache-tomcat-5.5.12/bin/e2emappingdb. at org.apache.derby.iapi.error.StandardException.newException(Unknown Source) at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.privGetJBMSLockOnDB(Unknown Source) at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.run(Unknown Source)
   at java.security.AccessController.doPrivileged(Native Method)
at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.getJBMSLockOnDB(Unknown Source) at org.apache.derby.impl.store.raw.data.BaseDataFileFactory.boot(Unknown Source) at org.apache.derby.impl.services.monitor.BaseMonitor.boot(Unknown Source) at org.apache.derby.impl.services.monitor.TopService.bootModule(Unknown Source) at org.apache.derby.impl.services.monitor.BaseMonitor.startModule(Unknown Source)

I am shure that there is no other instance of Derby using the DB, I use the
same set of prepared Statements all the time (all from the same connection).

What am I doing wrong? The application runs in Tomcat, but as I said, the class holding my statements (call it persistence-Layer) is a singleton, its getInstance()-Method is synchronized and the returned instance
is always the same...

Thanks in advance,

Stefan


[EMAIL PROTECTED] wrote:

Stefan Schuster wrote:

Hi,

I get an error:

SQL Exception: Failed to start database 'e2emappingdb', see the next exception for details. at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown Source) at org.apache.derby.impl.jdbc.Util.newEmbedSQLException(Unknown Source) at org.apache.derby.impl.jdbc.Util.generateCsSQLException(Unknown Source)

What is meant by "next Exception" ? The cause ? The exception arising with the next call ?
The next exception I see in my log/project/life ? ;)



http://java.sun.com/j2se/1.4.2/docs/api/java/sql/SQLException.html#getNextException()

:)

BTW: Is there a way to search through this mailing-list via an
web interface (I already found the web-interface that allows browsing, but
I cant find a "search" field....)



I think most people use Google... :o) Yes, I know, it's not adequate.





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