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AIQUM cluster acquisition fails with pool is null

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Applies to

  • Active IQ Unified Manager 9.18P2 (AIQUM)
  • Clusters with third-party backend storage (FlexArray / V-Series foreign LUNs)

Issue

  • Cluster acquisition fails for one or more clusters in Active IQ Unified Manager (AIQUM) 9.18P2, while other clusters on the same network acquire successfully.
  • Acquisition remains failed after certificate exchange or after reinstalling AIQUM.
  • au.log file records a NullPointerException during foundation acquisition similar to:
ERROR [common-pool-11] GClusterBuilder (GClusterBuilder.java:251)
[netappfoundation] <cluster_name> - ExecutionException encountered on Builder
java.util.concurrent.ExecutionException: java.lang.NullPointerException:
Cannot invoke "String.startsWith(String)" because "pool" is null
  at GModeDisk.postProcessSetPoolIDValue(GModeDisk.java:349)
  at GModeDisk.postProcess(GModeDisk.java:117)
  at GDiskBuilder.buildModel(GDiskBuilder.java:83)

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