PowerFlex Management Platform - Add Compute Only Resource Group fails with error: nested exception is java.lang.NullPointerException

Summary: Resource Group (RG) is failing to add via "Add existing Service" for Compute Only (CO) cluster with a Java Null Pointer Exception error.

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Symptoms

Scenario

CO RG fails to brownfield with Java Error.  

deployment log:

[https-jsse-nio-9030-exec-7] (RestTemplateResponseErrorHandler.java:52) [ERROR] REST Error: {
  "detailMessage" : "Request processing failed; nested exception is java.lang.NullPointerException",
  "cause" : {
    "cause" : {
      "cause" : null,
      "stackTrace" : [

{         "classLoaderName" : null,         "moduleName" : "java.base",         "moduleVersion" : "11.0.24",         "methodName" : "requireNonNull",         "fileName" : "Objects.java",         "lineNumber" : 222,         "className" : "java.util.Objects",         "nativeMethod" : false       }
,
{         "classLoaderName" : null,         "moduleName" : "java.base",         "moduleVersion" : "11.0.24",         "methodName" : "lambda$uniqKeysMapAccumulator$1",         "fileName" : "Collectors.java",         "lineNumber" : 178,         "className" : "java.util.stream.Collectors",         "nativeMethod" : false       }
,
{         "classLoaderName" : null,         "moduleName" : "java.base",         "moduleVersion" : "11.0.24",         "methodName" : "accept",         "fileName" : "ReduceOps.java",         "lineNumber" : 169,         "className" : "java.util.stream.ReduceOps$3ReducingSink",         "nativeMethod" : false       }
, {
        "classLoaderName" : null,
        "moduleName" : "java.base",
        "moduleVersion" : "11.0.24",
        "methodName" : "accept",
        "fileName" : "ReferencePipeline.java",
        "lineNumber" : 177,
        "className" : "java.util.stream.ReferencePipeline$2$1",

Impact

Unable to add CO RG.

Cause

 

 The k8s nodes (MVMs) are running in the CO cluster, which is not supported.

Resolution

Migrate/move the MVMs to a different cluster.  The management cluster is usually the location they are meant to be in.

Additional Information

Impacted Versions

PFMP 4.x

Affected Products

PowerFlex rack RCM Software
Article Properties
Article Number: 000339049
Article Type: Solution
Last Modified: 02 Jul 2025
Version:  2
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