ChainedRuntimeException

Hi,
I am using Websphere Studio Application developer to run Unit tests for my 
web application.
I have incorporated Cactus to do the server side testing.
However, when I run the tests, I get a ChainedRuntimeException. The 
detailed log is given below:

org.apache.cactus.util.ChainedRuntimeException: Failed to get the test 
results at 
[http://localhost:9080/CspLoanAdmin/JSP/Admin/ServletRedirector]
        at 
org.apache.cactus.client.connector.http.DefaultHttpClient.doTest_aroundBody0(DefaultHttpClient.java:131)
        at 
org.apache.cactus.client.connector.http.DefaultHttpClient.doTest_aroundBody1$advice(DefaultHttpClient.java:222)
        at 
org.apache.cactus.client.connector.http.DefaultHttpClient.doTest(DefaultHttpClient.java)
        at 
org.apache.cactus.internal.client.WebClientTestCaseDelegate.runWebTest(WebClientTestCaseDelegate.java:333)
        at 
org.apache.cactus.internal.client.WebClientTestCaseDelegate.runGenericTest(WebClientTestCaseDelegate.java:281)
        at 
org.apache.cactus.internal.client.WebClientTestCaseDelegate.runTest(WebClientTestCaseDelegate.java:257)
        at 
org.apache.cactus.ServletTestCase.runCactusTest(ServletTestCase.java:300)
        at 
org.apache.cactus.ServletTestCase.runBare(ServletTestCase.java:263)
        at junit.framework.TestResult$1.protect(TestResult.java:106)
        at junit.framework.TestResult.runProtected(TestResult.java:124)
        at junit.framework.TestResult.run(TestResult.java:109)
        at junit.framework.TestCase.run(TestCase.java:118)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:392)
        at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:276)
        at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:167)
org.apache.cactus.client.ParsingException: Not a valid response [404 Not 
Found]
        at 
org.apache.cactus.client.connector.http.DefaultHttpClient.callGetResult(DefaultHttpClient.java:249)
        at 
org.apache.cactus.client.connector.http.DefaultHttpClient.doTest_aroundBody0(DefaultHttpClient.java:126)
        at 
org.apache.cactus.client.connector.http.DefaultHttpClient.doTest_aroundBody1$advice(DefaultHttpClient.java:222)
        at 
org.apache.cactus.client.connector.http.DefaultHttpClient.doTest(DefaultHttpClient.java)
        at 
org.apache.cactus.internal.client.WebClientTestCaseDelegate.runWebTest(WebClientTestCaseDelegate.java:333)
        at 
org.apache.cactus.internal.client.WebClientTestCaseDelegate.runGenericTest(WebClientTestCaseDelegate.java:281)
        at 
org.apache.cactus.internal.client.WebClientTestCaseDelegate.runTest(WebClientTestCaseDelegate.java:257)
        at 
org.apache.cactus.ServletTestCase.runCactusTest(ServletTestCase.java:300)
        at 
org.apache.cactus.ServletTestCase.runBare(ServletTestCase.java:263)
        at junit.framework.TestResult$1.protect(TestResult.java:106)
        at junit.framework.TestResult.runProtected(TestResult.java:124)
        at junit.framework.TestResult.run(TestResult.java:109)
        at junit.framework.TestCase.run(TestCase.java:118)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:392)
        at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:276)
        at 
org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:167)

Any help would be appreciated.
Thanks in advance,

Indranil Poddar
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