getting below errors when using deploy to container plugin to tomcat 8

 
ERROR: Build step failed with exception
org.codehaus.cargo.container.ContainerException: Failed to redeploy [/var/lib/jenkins/workspace/divya_deploy/sample.war]
at org.codehaus.cargo.container.tomcat.internal.AbstractTomcatManagerDeployer.redeploy(AbstractTomcatManagerDeployer.java:192)
at hudson.plugins.deploy.CargoContainerAdapter.deploy(CargoContainerAdapter.java:77)
at hudson.plugins.deploy.CargoContainerAdapter$DeployCallable.invoke(CargoContainerAdapter.java:147)
at hudson.plugins.deploy.CargoContainerAdapter$DeployCallable.invoke(CargoContainerAdapter.java:117)
at hudson.FilePath.act(FilePath.java:1075)
at hudson.FilePath.act(FilePath.java:1058)
at hudson.plugins.deploy.CargoContainerAdapter.redeploy(CargoContainerAdapter.java:114)
at hudson.plugins.deploy.PasswordProtectedAdapterCargo.redeploy(PasswordProtectedAdapterCargo.java:93)
at hudson.plugins.deploy.DeployPublisher.perform(DeployPublisher.java:64)
at hudson.tasks.BuildStepMonitor$3.perform(BuildStepMonitor.java:45)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:744)
at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:690)
at hudson.model.Build$BuildExecution.post2(Build.java:186)
at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:635)
at hudson.model.Run.execute(Run.java:1841)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:429)
Caused by: java.io.FileNotFoundException:
http://192.168.0.102:8080/manager/text/list
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1890)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1492)
at org.codehaus.cargo.container.tomcat.internal.TomcatManager.invoke(TomcatManager.java:571)
at org.codehaus.cargo.container.tomcat.internal.TomcatManager.list(TomcatManager.java:876)
at org.codehaus.cargo.container.tomcat.internal.TomcatManager.getStatus(TomcatManager.java:889)
at org.codehaus.cargo.container.tomcat.internal.AbstractTomcatManagerDeployer.redeploy(AbstractTomcatManagerDeployer.java:173)
... 17 more
java.io.FileNotFoundException:
http://192.168.0.102:8080/manager/text/list
at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1890)
at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1492)
at org.codehaus.cargo.container.tomcat.internal.TomcatManager.invoke(TomcatManager.java:571)
at org.codehaus.cargo.container.tomcat.internal.TomcatManager.list(TomcatManager.java:876)
at org.codehaus.cargo.container.tomcat.internal.TomcatManager.getStatus(TomcatManager.java:889)
at org.codehaus.cargo.container.tomcat.internal.AbstractTomcatManagerDeployer.redeploy(AbstractTomcatManagerDeployer.java:173)
at hudson.plugins.deploy.CargoContainerAdapter.deploy(CargoContainerAdapter.java:77)
at hudson.plugins.deploy.CargoContainerAdapter$DeployCallable.invoke(CargoContainerAdapter.java:147)
at hudson.plugins.deploy.CargoContainerAdapter$DeployCallable.invoke(CargoContainerAdapter.java:117)
at hudson.FilePath.act(FilePath.java:1075)
at hudson.FilePath.act(FilePath.java:1058)
at hudson.plugins.deploy.CargoContainerAdapter.redeploy(CargoContainerAdapter.java:114)
at hudson.plugins.deploy.PasswordProtectedAdapterCargo.redeploy(PasswordProtectedAdapterCargo.java:93)
at hudson.plugins.deploy.DeployPublisher.perform(DeployPublisher.java:64)
at hudson.tasks.BuildStepMonitor$3.perform(BuildStepMonitor.java:45)
at hudson.model.AbstractBuild$AbstractBuildExecution.perform(AbstractBuild.java:744)
at hudson.model.AbstractBuild$AbstractBuildExecution.performAllBuildSteps(AbstractBuild.java:690)
at hudson.model.Build$BuildExecution.post2(Build.java:186)
at hudson.model.AbstractBuild$AbstractBuildExecution.post(AbstractBuild.java:635)
at hudson.model.Run.execute(Run.java:1841)
at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:43)
at hudson.model.ResourceController.execute(ResourceController.java:97)
at hudson.model.Executor.run(Executor.java:429)
Build step 'Deploy war/ear to a container' marked build as failure
Finished: FAILURE