Author Archive for: mkhzouz

When trying to install Exchange 2013 Cumulative Update 18 or others, update terminates with the following error: ————— The following error was generated when “$error.Clear(); Install-ExchangeCertificate -services IIS -DomainController $RoleDomainController if ($RoleIsDatacenter -ne $true -And $RoleIsPartnerHosted -ne $true) { Install-AuthCertificate -DomainController $RoleDomainController } ” was run: “System.Security.Cryptography.CryptographicException: The certificate is expired. at Microsoft.Exchange.Configuration.Tasks.Task.ThrowError(Exception exception, ErrorCategory errorCategory, […]

Windows Server 2008/2012 R2 Virtual Machine VM – Hyper-v Windows update will not download – stuck at 0% downloading.  Every time I start windows update it won’t download the updates.  Download bar keeps on running and moving but nothing downloads and the percentage stays at 0%. Ran into this issue several times. Go to the Ethernet […]

Cisco Wireless Access Points WAP551 and 561 stop broadcasting SSID intermittently, sometimes every day or two. WAP551 is a Cisco Wireless-N Single Radio Selectable-Band Access Point Had to troubleshoot this issue for a customer. We noticed this happening more when WAP radio is configured in 5GHz mode Issue was caused by a new wireless feature […]

If shortcuts including network drives links are disappearing randomly from Windows 7 Desktops, here what you can do to address issue: 1)) Apply the following hotfix from Microsoft http://hotfixv4.microsoft.com/Windows%207/Windows%20Server2008%20R2%20SP1/sp2/Fix385439/7600/free/441224_intl_x64_zip.exe   2)) Disable “System Maintenance troubleshooter” Control Panel.  Go to Control panel In control Panel (Change view to  Category).  Under System and Security, click Find and fix problems. […]

You are getting this error in Veeam replication. ———- Processing Server01 Error: Cannot complete the operation because the file or folder [] already exists Details Preparing replica VM Error: Cannot complete the operation because the file or folder [] already exists Error: Cannot complete the operation because the file or folder [] already exists —– Solutions: […]