Issues with configuring multiple data sources in JBOSS EAP 6.3.3??

[princeanurag2011]

we need to connect to 4 different ( oracle ) DBs from our application..

we have added 4  datasources in standalone.xml ..,

with 2/4 data soruces  connections are fine , but with remaining two we are getting ...,

error like java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:/jdbc/test  ,

  java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:/jdbc/user

we have closed all the connections properly in java..,

how to resolve this issue., Need Help.

[jaysensharma]

Please post the complete stackTrace of the exception:   " javax.resource.ResourceException: IJ000453: Unable to get managed connection"