Hi,   While installing cloudera manager via cloudera director , i am facing the below error.   Can anyone please help. [2018-09-20 02:47:26.206 +0000] WARN [p-233d83a21bfb-DefaultBootstrapDeploymentJob] 0d6b540d-642f-42f3-81c2-e305d1c0661d POST /api/v12/environments/Dev/depl oyments com.cloudera.launchpad.bootstrap.AllocateInstances$AllocateAndWaitForInstancesToRun - c.c.l.bootstrap.AllocateInstances: Error while attempting to al locate instances for group CM. Attempting to continue. com.cloudera.launchpad.pipeline.UnrecoverablePipelineError: Problem allocating on-demand instances at com.cloudera.launchpad.pluggable.common.ExceptionConditions.propagateWithSuppressedDetails(ExceptionConditions.java:126) at com.cloudera.launchpad.pluggable.compute.PluggableComputeProvider.allocate(PluggableComputeProvider.java:616) at com.cloudera.launchpad.pluggable.compute.PluggableComputeProvider.allocateInstancesForTemplate(PluggableComputeProvider.java:545) at com.cloudera.launchpad.pluggable.compute.PluggableComputeProvider.allocate(PluggableComputeProvider.java:520) at com.cloudera.launchpad.pluggable.compute.PluggableComputeProvider.allocate(PluggableComputeProvider.java:331) at com.cloudera.launchpad.bootstrap.AllocateInstances$AllocateAndWaitForInstancesToRun.run(AllocateInstances.java:221) at com.cloudera.launchpad.bootstrap.AllocateInstances$AllocateAndWaitForInstancesToRun.run(AllocateInstances.java:196) at com.cloudera.launchpad.pipeline.job.Job2.runUnchecked(Job2.java:31) at com.cloudera.launchpad.pipeline.job.Job2$$FastClassBySpringCGLIB$$54178502.invoke(<generated>) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:738) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:85) at com.cloudera.launchpad.pipeline.PipelineJobProfiler.profileJobRun(PipelineJobProfiler.java:60) at sun.reflect.GeneratedMethodAccessor295.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.springframework.aop.aspectj.AbstractAspectJAdvic Suppressed: com.cloudera.launchpad.pluggable.common.ExceptionConditions$DetailHolderException: Exception details: key: null PluginExceptionCondition{type=ERROR, exceptionInfo={message=Encountered AWS exception, awsErrorCode=InvalidParameterValue, awsErrorMessage=Duplicate tag key 'Name' specified.}} Caused by: com.cloudera.director.spi.v2.model.exception.UnrecoverableProviderException: Problem allocating on-demand instances at com.cloudera.director.aws.AWSExceptions.propagate(AWSExceptions.java:121) at com.cloudera.director.aws.ec2.EC2Provider.allocateOnDemandInstances(EC2Provider.java:1513) at com.cloudera.director.aws.ec2.EC2Provider.allocate(EC2Provider.java:742) at com.cloudera.director.aws.ec2.EC2Provider.allocate(EC2Provider.java:1) at com.cloudera.launchpad.pluggable.compute.PluggableComputeProvider.allocate(PluggableComputeProvider.java:614) ... 36 common frames omitted [2018-09-20 02:47:26.206 +0000] ERROR [p-233d83a21bfb-DefaultBootstrapDeploymentJob] 0d6b540d-642f-42f3-81c2-e305d1c0661d POST /api/v12/environments/Dev/deployments com.cloudera.launchpad.bootstrap.AllocateInstances$AllocateAndWaitForInstancesToRun - c.c.l.pipeline.util.PipelineRunner: Attempt to execute job failed com.cloudera.launchpad.pipeline.UnrecoverablePipelineError: Insufficient number of instances available after allocation     With regards, Avinash P ... View more