"Operation canceled due to an unexpected error" when creating a new replication in Cloud Director Availability 4.x

Products

• VMware Cloud Director

Issue/Introduction

Symptoms:

• When creating a new replication in Cloud Director Availability 4.x, you see an error similar to:

Operation canceled due to an unexpected error

• In the /opt/vmware/h4/replicator/log/replicator.log file on the source Replicator or source On-Premises appliance, you see an error similar to:

2024-02-29 14:33:36.795 ERROR - [UI-########-####-####-####-########4ab0-r445-VK-hr-2c] [https-jsse-nio-8043-exec-10] c.v.h.c.c.error.ExceptionAdvisorBase     : A GET request from ACCOUNT@HOSTNAME[127.0.0.1] to /inventory/########-####-####-####-########e5f6/vms?limit=20&offset=0 failed.

java.lang.NullPointerException: Cannot invoke "String.length()" because "name" is null
    at java.base/java.util.UUID.fromString(UUID.java:237)
    at com.vmware.h4.common.util.UUIDUtil.isUuid(UUIDUtil.java:127)
    at com.vmware.h4.replicator.vc.inventory.VcInventoryService.lambda$withMoIdsForOpaqueNetworks$0(VcInventoryService.java:245)
...

Note: The preceding log excerpts are only examples. Date, time, and environmental variables may vary depending on your environment.

Environment

VMware Cloud Director Availability 4.x

Cause

This issue occurs when one or more virtual machines in the underlying vCenter inventory has a network interface without an identifier causing the error to occur when attempting to evaluate the value.

Resolution

This issue is resolved in Cloud Director Availability 4.6.1, available at Broadcom Downloads.