2 Replies Latest reply on Nov 21, 2006 1:30 AM by 666705

    Connection Pool: Suddenly stops connecting with JZ00L

    3004

      Hi,
      I had a WL server running with everything running fine.
      Suddenly I am niticing the following error and the WL server
      comes up without the connection pool

      Any ideas why ??

      thanks

      Starting WebLogic Server ....
      <Jun 19, 2001 4:00:22 PM EDT> <Notice> <Management> <Loading configuration file
      .\config\mydomain\co
      nfig.xml ...>
      <Jun 19, 2001 4:00:26 PM EDT> <Info> <Logging> <Only log messages of severity
      "Error" or worse will
      be displayed in this window. This can be changed at Admin Console> mydomain> Servers>
      myserver> Logg
      ing> General> Stdout severity threshold>
      <Jun 19, 2001 4:01:07 PM EDT> <Error> <JDBC> <Cannot startup connection pool "coperPool"
      weblogic.co
      mmon.ResourceException:
      Could not create pool connection. The DBMS driver exception was:
      java.sql.SQLException: JZ00L: Login failed. Examine the SQLWarnings chained to
      this exception for t
      he reason(s).
      at com.sybase.jdbc.ErrorMessage.raiseError(ErrorMessage.java)
      at com.sybase.tds.Tds.processLoginAckToken(Tds.java)
      at com.sybase.tds.Tds.doLogin(Tds.java)
      at com.sybase.tds.Tds.login(Tds.java)
      at com.sybase.jdbc.SybConnection.<init>(SybConnection.java)
      at com.sybase.jdbc.SybDriver.connect(SybDriver.java)
      at weblogic.jdbc.common.internal.ConnectionEnvFactory.makeConnection(ConnectionEnvFactory.ja
      va:188)
      at weblogic.jdbc.common.internal.ConnectionEnvFactory.createResource(ConnectionEnvFactory.ja
      va:130)
      at weblogic.common.internal.ResourceAllocator.makeResources(ResourceAllocator.java:707)
      at weblogic.common.internal.ResourceAllocator.<init>(ResourceAllocator.java:306)
      at weblogic.jdbc.common.internal.ConnectionPool.startup(ConnectionPool.java:679)
      at weblogic.jdbc.common.JDBCService.addDeployment(JDBCService.java:109)
      at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:32
      9)
      at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(DeploymentTarget.java:2
      79)
      at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeployments(DeploymentTarg
      et.java:233)
      at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(DeploymentTarget.jav
      a:193)
      at java.lang.reflect.Method.invoke(Native Method)
      at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
      at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
      at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
      9)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
      at $Proxy43.updateDeployments(Unknown Source)
      at weblogic.management.configuration.ServerMBean_CachingStub.updateDeployments(ServerMBean_C
      achingStub.java:2571)
      at weblogic.management.mbeans.custom.ApplicationManager.startConfigManager(ApplicationManage
      r.java:333)
      at weblogic.management.mbeans.custom.ApplicationManager.start(ApplicationManager.java:149)
      at java.lang.reflect.Method.invoke(Native Method)
      at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
      at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
      at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
      9)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
      at $Proxy36.start(Unknown Source)
      at weblogic.management.configuration.ApplicationManagerMBean_CachingStub.start(ApplicationMa
      nagerMBean_CachingStub.java:479)
      at weblogic.management.Admin.startApplicationManager(Admin.java:1098)
      at weblogic.management.Admin.finish(Admin.java:520)
      at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:473)
      at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
      at weblogic.Server.main(Server.java:35)

      at weblogic.jdbc.common.internal.ConnectionEnvFactory.makeConnection(ConnectionEnvFactory.ja
      va:204)
      at weblogic.jdbc.common.internal.ConnectionEnvFactory.createResource(ConnectionEnvFactory.ja
      va:130)
      at weblogic.common.internal.ResourceAllocator.makeResources(ResourceAllocator.java:707)
      at weblogic.common.internal.ResourceAllocator.<init>(ResourceAllocator.java:306)
      at weblogic.jdbc.common.internal.ConnectionPool.startup(ConnectionPool.java:679)
      at weblogic.jdbc.common.JDBCService.addDeployment(JDBCService.java:109)
      at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:32
      9)
      at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(DeploymentTarget.java:2
      79)
      at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeployments(DeploymentTarg
      et.java:233)
      at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(DeploymentTarget.jav
      a:193)
      at java.lang.reflect.Method.invoke(Native Method)
      at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
      at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
      at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
      9)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
      at $Proxy43.updateDeployments(Unknown Source)
      at weblogic.management.configuration.ServerMBean_CachingStub.updateDeployments(ServerMBean_C
      achingStub.java:2571)
      at weblogic.management.mbeans.custom.ApplicationManager.startConfigManager(ApplicationManage
      r.java:333)
      at weblogic.management.mbeans.custom.ApplicationManager.start(ApplicationManager.java:149)
      at java.lang.reflect.Method.invoke(Native Method)
      at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
      at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
      at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
      9)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
      at $Proxy36.start(Unknown Source)
      at weblogic.management.configuration.ApplicationManagerMBean_CachingStub.start(ApplicationMa
      nagerMBean_CachingStub.java:479)
      at weblogic.management.Admin.startApplicationManager(Admin.java:1098)
      at weblogic.management.Admin.finish(Admin.java:520)
      at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:473)
      at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
      at weblogic.Server.main(Server.java:35)
      >
      java.sql.SQLException: Connection Pool coperPool does not exist.
      at weblogic.jdbc.common.internal.ConnectionPool.reserve(ConnectionPool.java:146)
      at weblogic.jdbc.common.internal.ConnectionPool.reserveNoWait(ConnectionPool.java:120)
      at weblogic.jdbc.common.internal.RmiDataSource.getPoolConnection(RmiDataSource.java:194)
      at weblogic.jdbc.common.internal.RmiDataSource.getConnection(RmiDataSource.java:219)
      at weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.getConnection(RDBMSPersistenceManager.ja
      va:309)
      at weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.verifyTablesExist(RDBMSPersistenceManage
      r.java:523)
      at weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.setup(RDBMSPersistenceManager.java:117)
      at weblogic.ejb20.manager.BaseEntityManager.setupPM(BaseEntityManager.java:213)
      at weblogic.ejb20.manager.BaseEntityManager.setup(BaseEntityManager.java:194)
      at weblogic.ejb20.manager.DBManager.setup(DBManager.java:124)
      at weblogic.ejb20.deployer.ClientDrivenBeanInfoImpl.deploy(ClientDrivenBeanInfoImpl.java:645
      )
      at weblogic.ejb20.deployer.Deployer.deployDescriptor(Deployer.java:1174)
      at weblogic.ejb20.deployer.Deployer.deploy(Deployer.java:911)
      at weblogic.j2ee.EJBComponent.deploy(EJBComponent.java:30)
      at weblogic.j2ee.Application.addComponent(Application.java:160)
      at weblogic.j2ee.J2EEService.addDeployment(J2EEService.java:115)
      at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:32
      9)
      at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(DeploymentTarget.java:2
      79)
      at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeployments(DeploymentTarg
      et.java:233)
      at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(DeploymentTarget.jav
      a:193)
      at java.lang.reflect.Method.invoke(Native Method)
      at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
      at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
      at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
      9)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
      at $Proxy43.updateDeployments(Unknown Source)
      at weblogic.management.configuration.ServerMBean_CachingStub.updateDeployments(ServerMBean_C
      achingStub.java:2571)
      at weblogic.management.mbeans.custom.ApplicationManager.startConfigManager(ApplicationManage
      r.java:333)
      at weblogic.management.mbeans.custom.ApplicationManager.start(ApplicationManager.java:149)
      at java.lang.reflect.Method.invoke(Native Method)
      at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
      at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
      at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
      9)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
      at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
      at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
      at $Proxy36.start(Unknown Source)
      at weblogic.management.configuration.ApplicationManagerMBean_CachingStub.start(ApplicationMa
      nagerMBean_CachingStub.java:479)
      at weblogic.management.Admin.startApplicationManager(Admin.java:1098)
      at weblogic.management.Admin.finish(Admin.java:520)
      at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:473)
      at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
      at weblogic.Server.main(Server.java:35)
      <Jun 19, 2001 4:01:11 PM EDT> <Error> <J2EE> <Error deploying application CoperDetailsEJB:

      Unable to deploy EJB: CoperDetailsEJB from CoperDetailsEJB.jar:

      java.sql.SQLException: Connection Pool coperPool does not exist.

      >
      <Jun 19, 2001 4:01:12 PM EDT> <Notice> <WebLogicServer> <ListenThread listening
      on port 7001>
      <Jun 19, 2001 4:01:12 PM EDT> <Notice> <WebLogicServer> <SSLListenThread listening
      on port 7002>
      <Jun 19, 2001 4:01:12 PM EDT> <Notice> <WebLogicServer> <WebLogic Server started>
        • 1. Re: Connection Pool: Suddenly stops connecting with JZ00L
          3004
          Hi. This is Sybase telling you through it's driver, that it is starting
          to refuse connections. You might ask your DBA to examine the DBMS logs
          to see if it printed out why it is doing that. It may be a licensing thing.
          Joe

          Sanjeev Hegde wrote:
          >
          Hi,
          I had a WL server running with everything running fine.
          Suddenly I am niticing the following error and the WL server
          comes up without the connection pool

          Any ideas why ??

          thanks

          Starting WebLogic Server ....
          <Jun 19, 2001 4:00:22 PM EDT> <Notice> <Management> <Loading configuration file
          \config\mydomain\co
          nfig.xml ...>
          <Jun 19, 2001 4:00:26 PM EDT> <Info> <Logging> <Only log messages of severity
          "Error" or worse will
          be displayed in this window. This can be changed at Admin Console> mydomain> Servers>
          myserver> Logg
          ing> General> Stdout severity threshold>
          <Jun 19, 2001 4:01:07 PM EDT> <Error> <JDBC> <Cannot startup connection pool "coperPool"
          weblogic.co
          mmon.ResourceException:
          Could not create pool connection. The DBMS driver exception was:
          java.sql.SQLException: JZ00L: Login failed. Examine the SQLWarnings chained to
          this exception for t
          he reason(s).
          at com.sybase.jdbc.ErrorMessage.raiseError(ErrorMessage.java)
          at com.sybase.tds.Tds.processLoginAckToken(Tds.java)
          at com.sybase.tds.Tds.doLogin(Tds.java)
          at com.sybase.tds.Tds.login(Tds.java)
          at com.sybase.jdbc.SybConnection.<init>(SybConnection.java)
          at com.sybase.jdbc.SybDriver.connect(SybDriver.java)
          at weblogic.jdbc.common.internal.ConnectionEnvFactory.makeConnection(ConnectionEnvFactory.ja
          va:188)
          at weblogic.jdbc.common.internal.ConnectionEnvFactory.createResource(ConnectionEnvFactory.ja
          va:130)
          at weblogic.common.internal.ResourceAllocator.makeResources(ResourceAllocator.java:707)
          at weblogic.common.internal.ResourceAllocator.<init>(ResourceAllocator.java:306)
          at weblogic.jdbc.common.internal.ConnectionPool.startup(ConnectionPool.java:679)
          at weblogic.jdbc.common.JDBCService.addDeployment(JDBCService.java:109)
          at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:32
          9)
          at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(DeploymentTarget.java:2
          79)
          at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeployments(DeploymentTarg
          et.java:233)
          at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(DeploymentTarget.jav
          a:193)
          at java.lang.reflect.Method.invoke(Native Method)
          at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
          at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
          at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
          9)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
          at $Proxy43.updateDeployments(Unknown Source)
          at weblogic.management.configuration.ServerMBean_CachingStub.updateDeployments(ServerMBean_C
          achingStub.java:2571)
          at weblogic.management.mbeans.custom.ApplicationManager.startConfigManager(ApplicationManage
          r.java:333)
          at weblogic.management.mbeans.custom.ApplicationManager.start(ApplicationManager.java:149)
          at java.lang.reflect.Method.invoke(Native Method)
          at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
          at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
          at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
          9)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
          at $Proxy36.start(Unknown Source)
          at weblogic.management.configuration.ApplicationManagerMBean_CachingStub.start(ApplicationMa
          nagerMBean_CachingStub.java:479)
          at weblogic.management.Admin.startApplicationManager(Admin.java:1098)
          at weblogic.management.Admin.finish(Admin.java:520)
          at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:473)
          at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
          at weblogic.Server.main(Server.java:35)

          at weblogic.jdbc.common.internal.ConnectionEnvFactory.makeConnection(ConnectionEnvFactory.ja
          va:204)
          at weblogic.jdbc.common.internal.ConnectionEnvFactory.createResource(ConnectionEnvFactory.ja
          va:130)
          at weblogic.common.internal.ResourceAllocator.makeResources(ResourceAllocator.java:707)
          at weblogic.common.internal.ResourceAllocator.<init>(ResourceAllocator.java:306)
          at weblogic.jdbc.common.internal.ConnectionPool.startup(ConnectionPool.java:679)
          at weblogic.jdbc.common.JDBCService.addDeployment(JDBCService.java:109)
          at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:32
          9)
          at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(DeploymentTarget.java:2
          79)
          at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeployments(DeploymentTarg
          et.java:233)
          at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(DeploymentTarget.jav
          a:193)
          at java.lang.reflect.Method.invoke(Native Method)
          at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
          at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
          at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
          9)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
          at $Proxy43.updateDeployments(Unknown Source)
          at weblogic.management.configuration.ServerMBean_CachingStub.updateDeployments(ServerMBean_C
          achingStub.java:2571)
          at weblogic.management.mbeans.custom.ApplicationManager.startConfigManager(ApplicationManage
          r.java:333)
          at weblogic.management.mbeans.custom.ApplicationManager.start(ApplicationManager.java:149)
          at java.lang.reflect.Method.invoke(Native Method)
          at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
          at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
          at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
          9)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
          at $Proxy36.start(Unknown Source)
          at weblogic.management.configuration.ApplicationManagerMBean_CachingStub.start(ApplicationMa
          nagerMBean_CachingStub.java:479)
          at weblogic.management.Admin.startApplicationManager(Admin.java:1098)
          at weblogic.management.Admin.finish(Admin.java:520)
          at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:473)
          at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
          at weblogic.Server.main(Server.java:35)
          >
          java.sql.SQLException: Connection Pool coperPool does not exist.
          at weblogic.jdbc.common.internal.ConnectionPool.reserve(ConnectionPool.java:146)
          at weblogic.jdbc.common.internal.ConnectionPool.reserveNoWait(ConnectionPool.java:120)
          at weblogic.jdbc.common.internal.RmiDataSource.getPoolConnection(RmiDataSource.java:194)
          at weblogic.jdbc.common.internal.RmiDataSource.getConnection(RmiDataSource.java:219)
          at weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.getConnection(RDBMSPersistenceManager.ja
          va:309)
          at weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.verifyTablesExist(RDBMSPersistenceManage
          r.java:523)
          at weblogic.ejb20.cmp.rdbms.RDBMSPersistenceManager.setup(RDBMSPersistenceManager.java:117)
          at weblogic.ejb20.manager.BaseEntityManager.setupPM(BaseEntityManager.java:213)
          at weblogic.ejb20.manager.BaseEntityManager.setup(BaseEntityManager.java:194)
          at weblogic.ejb20.manager.DBManager.setup(DBManager.java:124)
          at weblogic.ejb20.deployer.ClientDrivenBeanInfoImpl.deploy(ClientDrivenBeanInfoImpl.java:645
          )
          at weblogic.ejb20.deployer.Deployer.deployDescriptor(Deployer.java:1174)
          at weblogic.ejb20.deployer.Deployer.deploy(Deployer.java:911)
          at weblogic.j2ee.EJBComponent.deploy(EJBComponent.java:30)
          at weblogic.j2ee.Application.addComponent(Application.java:160)
          at weblogic.j2ee.J2EEService.addDeployment(J2EEService.java:115)
          at weblogic.management.mbeans.custom.DeploymentTarget.addDeployment(DeploymentTarget.java:32
          9)
          at weblogic.management.mbeans.custom.DeploymentTarget.addDeployments(DeploymentTarget.java:2
          79)
          at weblogic.management.mbeans.custom.DeploymentTarget.updateServerDeployments(DeploymentTarg
          et.java:233)
          at weblogic.management.mbeans.custom.DeploymentTarget.updateDeployments(DeploymentTarget.jav
          a:193)
          at java.lang.reflect.Method.invoke(Native Method)
          at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
          at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
          at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
          9)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
          at $Proxy43.updateDeployments(Unknown Source)
          at weblogic.management.configuration.ServerMBean_CachingStub.updateDeployments(ServerMBean_C
          achingStub.java:2571)
          at weblogic.management.mbeans.custom.ApplicationManager.startConfigManager(ApplicationManage
          r.java:333)
          at weblogic.management.mbeans.custom.ApplicationManager.start(ApplicationManager.java:149)
          at java.lang.reflect.Method.invoke(Native Method)
          at weblogic.management.internal.DynamicMBeanImpl.invokeLocally(DynamicMBeanImpl.java:587)
          at weblogic.management.internal.DynamicMBeanImpl.invoke(DynamicMBeanImpl.java:573)
          at weblogic.management.internal.ConfigurationMBeanImpl.invoke(ConfigurationMBeanImpl.java:31
          9)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1555)
          at com.sun.management.jmx.MBeanServerImpl.invoke(MBeanServerImpl.java:1523)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:437)
          at weblogic.management.internal.MBeanProxy.invoke(MBeanProxy.java:178)
          at $Proxy36.start(Unknown Source)
          at weblogic.management.configuration.ApplicationManagerMBean_CachingStub.start(ApplicationMa
          nagerMBean_CachingStub.java:479)
          at weblogic.management.Admin.startApplicationManager(Admin.java:1098)
          at weblogic.management.Admin.finish(Admin.java:520)
          at weblogic.t3.srvr.T3Srvr.start(T3Srvr.java:473)
          at weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:198)
          at weblogic.Server.main(Server.java:35)
          <Jun 19, 2001 4:01:11 PM EDT> <Error> <J2EE> <Error deploying application CoperDetailsEJB:

          Unable to deploy EJB: CoperDetailsEJB from CoperDetailsEJB.jar:

          java.sql.SQLException: Connection Pool coperPool does not exist.

          >
          <Jun 19, 2001 4:01:12 PM EDT> <Notice> <WebLogicServer> <ListenThread listening
          on port 7001>
          <Jun 19, 2001 4:01:12 PM EDT> <Notice> <WebLogicServer> <SSLListenThread listening
          on port 7002>
          <Jun 19, 2001 4:01:12 PM EDT> <Notice> <WebLogicServer> <WebLogic Server started>
          --

          PS: Folks: BEA WebLogic is expanding rapidly, with both entry and advanced positions
          for people who want to work with Java, XML, SOAP and E-Commerce infrastructure products.
          We have jobs at Nashua NH, Liberty Corner NJ, San Francisco and San Jose CA.
          Send resumes to joe@bea.com
          • 2. Re: Connection Pool: Suddenly stops connecting with JZ00L
            666705
            Although this is most likely an authentication problem, I got the same error code (JZ00L) due to exceeded connections to my sybase server.

            Described in detail in this blog post:
            http://www.kangarooit.com/developer_blog/2006/11/sybase-error-jz00l-when-trying-to.php