<jbosscmp-jdbc>
- <defaults>
  <datasource>java:/MSSQLDS</datasource> 
  <datasource-mapping>MS SQLSERVER2000</datasource-mapping> 
  <create-table>true</create-table> 
  <remove-table>false</remove-table> 

<datasources>
- <local-tx-datasource>
  <jndi-name>MSSQLDS</jndi-name> 
  <connection-url>jdbc:microsoft:sqlserver://127.0.0.1:1433;DatabaseName=pubs</connection-url> 
  <driver-class>com.microsoft.jdbc.sqlserver.SQLServerDriver</driver-class> 
  <user-name>sa</user-name> 
  <password>sa</password> 
- <!--  sql to call when connection is created
        <new-connection-sql>some arbitrary sql</new-connection-sql>
        
  --> 
- <!--  sql to call on an existing pooled connection when it is obtained from pool 
        <check-valid-connection-sql>some arbitrary sql</check-valid-connection-sql>
        
  --> 
  </local-tx-datasource>
  </datasources>

org.jboss.deployment.DeploymentException: Error: can't find data source: java:/MSSQLDS; - nested throwable: (javax.naming.NameNotFoundException: MSSQLDS not bound)
    at org.jboss.ejb.plugins.cmp.jdbc.bridge.JDBCEntityBridge.init(JDBCEntityBridge.java:143)
    at org.jboss.ejb.plugins.cmp.jdbc.JDBCStoreManager.initStoreManager(JDBCStoreManager.java:428)
    省略.......
Caused by: javax.naming.NameNotFoundException: MSSQLDS not bound
at org.jnp.server.NamingServer.getBinding(NamingServer.java:495)
    at org.jnp.server.NamingServer.getBinding(NamingServer.java:503)
    at org.jnp.server.NamingServer.getObject(NamingServer.java:509)
        省略.....