Category: Servers

Issue Cannot launch any virtual machines on a Hyper-V host server (Windows Server 2016 Standard). Following error message is displayed when trying to start a VM: Hyper-V ManagerAn error occurred while attempting to start the selected virtual machine(s).<VM-NAME> failed to start.Virtual machine could not be started because the hypervisor is not running.

Issue Dell iDRAC 5 Virtual Media ActiveX plugin cannot be installed. When trying to install it Internet Explorer reloads the page and asks to login again. Usual tricks such as adding the site to Compatibility View list and Trusted Sites don’t help. 

Issue Cannot connect to Windows Sever 2016 machines (Hyper-V VMs) via Remote Desktop. The same error occurs when trying to connect locally via Hyper-V Manager. Remote Desktop ConnectionAn authentication error has occurred.The function requested is not supportedRemote Computer: <Computer Name>This could be due to CredSSP encryption oracle remediation.For more Information, see https://go.microsoft.com/fwlink/?linkid=866660

To disable Junk Mail feature in Outlook 2010 add following registry entry on client computers via Group Policy (User Configuration > Preferences > Windows Settings > Registry) Action: Update Five: HKEY_CURRENT_USER Key Path: Software\Policies\Microsoft\Office\14.0\Outlook Value Name: DisableAntiSpam Value Type: REG_DWORD Value Data: 1

Following tutorial shows how to setup Windows Server 2016 (single NIC, behind NAT/Firewall) as a L2TP / IPSec VPN Server. Install Remote Access Role Open Server Manager > Manage > Add Roles and Features and add Remote Access role. On Role Services screen choose only DirectAccess and VPN (RAS).

Issue Some mailboxes on Microsoft Exchange 2010 cannot be deleted via Exchange Management Console. Following error is displayed: Active Directory operation failed on <domain controller>. This error is not retriable. Additional information: Access is Denied. Active directory response: 00000005: SecErr: DSID-033520B4, problem 4003 (INSUFF_ACCESS_RIGHTS), data 0 The affected mailboxes seem to be those that were…

Issue Backup Exec Server 16 (V-Ray Edition), running on Windows Server 2008R2 logs following warning after backing up Windows Server 2016 Domain Controller: V-79-57344-38747 – Backup Exec was unable to prepare Microsoft Active Directory resources for Granular Recovery Technology (GRT) operations. Therefore you will be unable to perform GRT-enabled restores of Microsoft Active Directory data from…

Open Exchange Admin Center and Navigate to Mail Flow > Receive Connectors Create a new Receive Connector with following settings: Role: Fontend Transport Type: Custom

Robocopy is my go-to tool for quick file-level backups. Unfortunately it doesn’t deal well with locked files (live databases, pst files, etc.). In those instances I deploy another great tool – DiskShadow that allows to tap into functionality of Volume Shadow Copy Service (VSS).  This is the way it works: diskshadow creates a shadow copy of a…

Computer clocks withing whole domain run 5-6 minutes behind. Normally, authoritative time source for the whole domain is a Domain Controller (DC) that holds PDC Emulator FSMO role in the forest root domain. You can find which DC holds this role by running: netdom /query fsmo. Fixing time issues on this machine normally fixes it for the…

Issue Cannot create a new Storage Location in Symantec Backup Exec Desktop and Laptop Option. When trying to add an existing local or remote folder following error is displayed: Warning htlps://www.veritas.com/support/en_US.htmlThe specified palh is invalid.Unable lo create the directory ‘D:\Backups\DLO’ on computer ‘<Server-Name>’. Please check the path does not reside on a read-only device such as a…

Issue Installing .NET Framework 3.5 Feature (via Roles and Features Wizard) on Windows Server 2012 fails with error: Installation of one or more roles, role services, or features failed.The source files could not be found. Try installing the roles, role services, or features again in a new Add Roles and Features Wizard session, and on the…