Problem starting service jboss:service=Hypersonic,database=lo calDB

11:03:14,465 WARN  [ServiceController] Problem starting service jboss:service=Hypersonic,database=lo
calDB
java.sql.SQLException: User not found: SA
       at org.hsqldb.jdbc.Util.sqlException(Unknown Source)
       at org.hsqldb.jdbc.jdbcConnection.(Unknown Source)
       at org.hsqldb.jdbcDriver.getConnection(Unknown Source)
       at org.hsqldb.jdbcDriver.connect(Unknown Source)
       at java.sql.DriverManager.getConnection(DriverManager.java:525)
       at java.sql.DriverManager.getConnection(DriverManager.java:171)
       at org.jboss.jdbc.HypersonicDatabase.getConnection(HypersonicDatabase.java:806)
       at org.jboss.jdbc.HypersonicDatabase.startStandaloneDatabase(HypersonicDatabase.java:617)
       at org.jboss.jdbc.HypersonicDatabase.startService(HypersonicDatabase.java:587)
       at org.jboss.system.ServiceMBeanSupport.jbossInternalStart(ServiceMBeanSupport.java:274)
       at org.jboss.system.ServiceMBeanSupport.jbossInternalLifecycle(ServiceMBeanSupport.java:230)

       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
       at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:585)
       at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
       at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
       at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)
       at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
       at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
       at org.jboss.system.ServiceController$ServiceProxy.invoke(ServiceController.java:943)
       at $Proxy0.start(Unknown Source)
       at org.jboss.system.ServiceController.start(ServiceController.java:428)
       at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:585)
       at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
       at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
       at org.jboss.mx.server.Invocation.invoke(Invocation.java:72)
       at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
       at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
       at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:176)
       at $Proxy4.start(Unknown Source)
       at org.jboss.deployment.SARDeployer.start(SARDeployer.java:285)
       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
       at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:585)
       at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
       at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
       at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:118)
       at org.jboss.mx.server.Invocation.invoke(Invocation.java:74)
       at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterce
ptor.java:127)
       at org.jboss.mx.server.Invocation.invoke(Invocation.java:74)
       at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
       at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
       at org.jboss.mx.util.JMXInvocationHandler.invoke(JMXInvocationHandler.java:273)
       at $Proxy41.start(Unknown Source)
       at org.jboss.deployment.XSLSubDeployer.start(XSLSubDeployer.java:185)
       at org.jboss.deployment.MainDeployer.start(MainDeployer.java:989)
       at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:790)
       at org.jboss.deployment.MainDeployer.deploy(MainDeployer.java:753)
       at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source)
       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
       at java.lang.reflect.Method.invoke(Method.java:585)
       at org.jboss.mx.interceptor.ReflectedDispatcher.invoke(ReflectedDispatcher.java:141)
       at org.jboss.mx.server.Invocation.dispatch(Invocation.java:80)
       at org.jboss.mx.interceptor.AbstractInterceptor.invoke(AbstractInterceptor.java:118)
       at org.jboss.mx.server.Invocation.invoke(Invocation.java:74)
       at org.jboss.mx.interceptor.ModelMBeanOperationInterceptor.invoke(ModelMBeanOperationInterce
ptor.java:127)
       at org.jboss.mx.server.Invocation.invoke(Invocation.java:74)
       at org.jboss.mx.server.AbstractMBeanInvoker.invoke(AbstractMBeanInvoker.java:245)
       at org.jboss.mx.server.MBeanServerImpl.invoke(MBeanServerImpl.java:644)
       at org.jboss.mx.util.MBeanProxyExt.invoke(MBeanProxyExt.java:176)
       at $Proxy9.deploy(Unknown Source)
       at org.jboss.deployment.scanner.URLDeploymentScanner.deploy(URLDeploymentScanner.java:319)
       at org.jboss.deployment.scanner.URLDeploymentScanner.scan(URLDeploymentScanner.java:507)
       at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.doScan(AbstractDeplo
ymentScanner.java:192)
       at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.loop(AbstractDeploym
entScanner.java:203)
       at org.jboss.deployment.scanner.AbstractDeploymentScanner$ScannerThread.run(AbstractDeployme
ntScanner.java:182)
21:03:14,488 ERROR [URLDeploymentScanner] Incomplete Deployment listing:

--- MBeans waiting for other MBeans ---
ObjectName: jboss:service=Hypersonic,database=localDB
 State: FAILED
 Reason: java.sql.SQLException: User not found: SA
 Depends On Me:
   jboss.jca:service=ManagedConnectionFactory,name=DefaultDS

--- MBEANS THAT ARE THE ROOT CAUSE OF THE PROBLEM ---
ObjectName: jboss:service=Hypersonic,database=localDB
 State: FAILED
 Reason: java.sql.SQLException: User not found: SA
 Depends On Me:
   jboss.jca:service=ManagedConnectionFactory,name=DefaultDS

To Remove this exception Delete hypersonic folder and restart the JBoss Server.
Here the hypersonic folder is currepted, hence the JBoss is generating this Exception.
Solution :
Folder Name :JBoss Server \server\default\data\hypersonic folder need to delete and Restart the System.