Users are unable to open archived mail items from an alternate, secondary or shared Archive hosted on remote EV server.

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Article ID: 100048581

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Updated On:

Description

Error Message

DCOM errors logged on EV server hosting the storage service of primary Archive for “Enterprise Vault StorageOnline Class”

Log Name:      System
Source:        Microsoft-Windows-DistributedCOM
Event ID:      10006
Task Category: None
Level:         Error
Keywords:      Classic
User:          KVS\cfowler
Computer:      ev2.kvs.local
Description:
DCOM got error "2147944122" from the computer 192.168.5.6 when attempting to activate the server:
{02F4B8EC-1B62-48F5-8162-6C4657E068C1}

Log Name:      System
Source:        Microsoft-Windows-DistributedCOM
Date:          10/12/2020 9:34:20 AM
Event ID:      10006
Task Category: None|
Level:         Error
Keywords:      Classic
User:          KVS\cfowler
Computer:      ev2.kvs.local
Description:
DCOM got error "2147944122" from the computer 192.168.5.6 when attempting to activate the server:
{6642C136-4CBB-48D5-88F1-70CD703FD82D}


Dtrace of W3WP:

EV:L       {VaultCreateInstanceRequest Attempt [5] to create COM object failed. CLSID [{6642C136-4CBB-48D5-88F1-70CD703FD82D} (EnterpriseVault.StorageOnline.1)] Server Name [192.168.5.6] Elapsed [0.012s] Result [The RPC server is unavailable.  (0x800706ba)]

EV:H      {VaultCreateInstanceRequest::CreateInstance} CLSID [{6642C136-4CBB-48D5-88F1-70CD703FD82D} (EnterpriseVault.StorageOnline.1)] Server Name [evserver1.kvs.local] Used Server Name [192.168.5.6] Num of attempts [5] Total elapsed [108.211s] Result [The RPC server is unavailable.  (0x800706ba)]
 EV:H     {GetStorageObject:#92} Could not contact storage server.  Reason: [The RPC server is unavailable.  (0x800706ba)] Reference: [Get storage object: Computer name [evserver1.kvs.local], Context [VaultID: 1E2817933AC594244BF7B510DB7F87BE61110000evserver1]].
 EV:H     {GetStorageObject} Status: [The RPC server is unavailable.  (0x800706ba)]
 EV:H     {CAutoStorageOnline::CreateStorageOnlineByComputerName} Status: [The RPC server is unavailable.  (0x800706ba)]
:H            {CAutoStorageOnline::CreateStorageOnlineByVaultId} (Exit) Status: [Exception]
 EV:H     {CAutoStorageOnline::GetOnlineAttachmentFileSize2:#1002} _com_error exception: [The RPC server is unavailable.  (0x800706ba)]
 EV:H     {CAutoStorageOnline::GetOnlineAttachmentFileSize2} (Exit) Status: [The RPC server is unavailable.  (0x800706ba)]

Cause

Windows firewall enabled on EV servers, but not configured for DCOM TCP & UDP ports.

Resolution

Configure Enterprise Vault Distributed COM (DCOM) services to function through a Windows Firewall.

For more information refer below article.

How to setup the Enterprise Vault Distributed COM (DCOM) services to function through a Windows 2003 / 2008 / 2012 Firewall: https://www.veritas.com/support/en_US/article.100000541

Issue/Introduction

Users are unable to open archived mail items from an alternate, secondary or shared mailbox hosted on remote Ev server after being delegated permissions to access the required mailbox. Below symptoms can be experienced:
  1. Update Service Location may return “Error when checking the NetBios machine name for remote EV server”
  2. Vault admin console hangs while accessing the task or Services for remote ev server from console.