我正在使用 WSO2 ESB 4.8.1。和 WSO2 开发人员工作室 3.7.0。当我部署我的项目时。WSO2 developer studio 没有显示任何错误，并且在那里构建和部署成功，但 WSO2 ESB 使 CAR 文件出错并引发以下异常。
例外：
org.apache.axis2.deployment.DeploymentException: Sequence Deployment from the file : /home/omerkhalid/Documents/WSO2/wso2esb-4.8.1/repository/carbonapps/work/1425396583636WebShopOrderAdapterCA_1.0.0.car/ValidateIncomingRequest_1.0.0/ValidateIncomingRequest-1.0.0.xml : Failed. at org.apache.synapse.deployers.AbstractSynapseArtifactDeployer.deploy(AbstractSynapseArtifactDeployer.java:211) at org.wso2.carbon.application.deployer.synapse.SynapseAppDeployer.deployArtifacts(SynapseAppDeployer.java:100) at org.wso2.carbon.application.deployer.internal.ApplicationManager.deployCarbonApp(ApplicationManager.java:251) at org.wso2.carbon.application.deployer.CappAxis2Deployer.deploy(CappAxis2Deployer.java:114) at org.apache.axis2.deployment.repository.util.DeploymentFileData.deploy(DeploymentFileData.java:136) at org.apache.axis2.deployment.DeploymentEngine.doDeploy(DeploymentEngine.java:807) at org.apache.axis2.deployment.repository.util.WSInfoList.update(WSInfoList.java:144) at org.apache.axis2.deployment.RepositoryListener.update(RepositoryListener.java:377) at org.apache.axis2.deployment.RepositoryListener.checkServices(RepositoryListener.java:254) at org.apache.axis2.deployment.RepositoryListener.startListener(RepositoryListener.java:371) at org.apache.axis2.deployment.scheduler.SchedulerTask.checkRepository(SchedulerTask.java:59) at org.apache.axis2.deployment.scheduler.SchedulerTask.run(SchedulerTask.java:67) at org.wso2.carbon.core.deployment.CarbonDeploymentSchedulerTask.runAxisDeployment(CarbonDeploymentSchedulerTask.java:79) at org.wso2.carbon.core.deployment.CarbonDeploymentSchedulerTask.run(CarbonDeploymentSchedulerTask.java:124) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:744) Caused by: org.apache.axis2.deployment.DeploymentException: Sequence Deployment from the file : /home/omerkhalid/Documents/WSO2/wso2esb-4.8.1/repository/carbonapps/work/1425396583636WebShopOrderAdapterCA_1.0.0.car/ValidateIncomingRequest_1.0.0/ValidateIncomingRequest-1.0.0.xml : Failed. at org.apache.synapse.deployers.AbstractSynapseArtifactDeployer.deploy(AbstractSynapseArtifactDeployer.java:199) ... 20 more Caused by: org.apache.synapse.deployers.SynapseArtifactDeploymentException: Sequence Deployment from the file : /home/omerkhalid/Documents/WSO2/wso2esb-4.8.1/repository/carbonapps/work/1425396583636WebShopOrderAdapterCA_1.0.0.car/ValidateIncomingRequest_1.0.0/ValidateIncomingRequest-1.0.0.xml : Failed. at org.apache.synapse.deployers.AbstractSynapseArtifactDeployer.handleSynapseArtifactDeploymentError(AbstractSynapseArtifactDeployer.java:473) at org.apache.synapse.deployers.SequenceDeployer.deploySynapseArtifact(SequenceDeployer.java:80) at org.wso2.carbon.sequences.SequenceDeploymentInterceptor.deploySynapseArtifact(SequenceDeploymentInterceptor.java:42) at org.apache.synapse.deployers.AbstractSynapseArtifactDeployer.deploy(AbstractSynapseArtifactDeployer.java:192) ... 20 more Caused by: java.lang.StringIndexOutOfBoundsException: String index out of range: 0 at java.lang.String.charAt(String.java:658) at org.apache.synapse.config.xml.ValueFactory.isDynamicKey(ValueFactory.java:124) at org.apache.synapse.config.xml.ValueFactory.createValue(ValueFactory.java:59) at org.apache.synapse.config.xml.InvokeMediatorFactory.buildParameters(InvokeMediatorFactory.java:77) at org.apache.synapse.config.xml.InvokeMediatorFactory.createSpecificMediator(InvokeMediatorFactory.java:62) at org.apache.synapse.config.xml.AbstractMediatorFactory.createMediator(AbstractMediatorFactory.java:91) at org.apache.synapse.config.xml.MediatorFactoryFinder.getMediator(MediatorFactoryFinder.java:223) at org.apache.synapse.config.xml.AbstractListMediatorFactory.addChildren(AbstractListMediatorFactory.java:41) at org.apache.synapse.config.xml.SequenceMediatorFactory.createSpecificMediator(SequenceMediatorFactory.java:87) at org.apache.synapse.config.xml.AbstractMediatorFactory.createMediator(AbstractMediatorFactory.java:91) at org.apache.synapse.config.xml.MediatorFactoryFinder.getMediator(MediatorFactoryFinder.java:223) at org.apache.synapse.deployers.SequenceDeployer.deploySynapseArtifact(SequenceDeployer.java:55) ... 22 more
异常图像：
问题：
任何人都知道导致 CAR 文件出现故障的任何预期原因。我不明白这个错误。