connection pool error in glassfish3.1.1 server

Hi,
I have developed an ejb which uses persistence type EclipseLink(JPA2.0).
when i deployed it in glassfish3.1.1, ejb working fine but it is showing warning in Glassfish server log. Can you help me to resolve this error.

Below is the warning that i have copied from server.log file. oracleThin-pool is the connection pool name iam using.
Thanks in advance..

[#|2011-12-29T09:30:02.589+0800|WARNING|glassfish3.1.1|

javax.enterprise.resource.resourceadapter.com.sun.enterprise.resource.pool|

_ThreadID=56;_ThreadName=Thread-2;|RAR5035:Unexpected exception while destroying resource

from pool oracle-thinPool. Exception message: Error while destroying resource :ORA-00604:

error occurred at recursive SQL level 1
ORA-14400: inserted partition key does not map to any partition
ORA-06512: at line 15
|#]