A network-related or instance-specific error occurred while establishing a connection to SQL Server.

Windows 2008 R2 1) SQL Server should be up and running. All Programs >> Microsoft SQL Server 2008 >> Configuration Tools >> SQL Server Configuration Manager >> SQL Server Services, and check if SQL Server service status is “Running”. Run “sqlcmd -L” in your command prompt to ascertain if your server is included in your … Read more

Enabling Adobe Flash Player on Windows Server 2012 / R2 and installing Flash Player on Windows 2008 R2.

Internet Explorer 10 is available by default with Windows Server 2012 /R2 , which includes Adobe Flash Player as a platform feature. However, the plugin is enabled only if you enable the Desktop Experience feature. To enable Desktop Experience on Windows Server 2012 1. Open Server Manager and click Add Roles and Features. 2. When … Read more

Domain, Public and Private Profiles in Windows 2008/2012 Firewall

Definition of profiles in Microsoft words: Domain. Windows automatically identifies networks on which it can authenticate access to the domain controller for the domain to which the computer is joined in this category. No other networks can be placed in this category. Public. Other than domain networks, all networks are initially categorized as public. Networks … Read more

IIS7 deployment – duplicate ‘system.web.extensions/scripting/scriptResourceHandler’ section

The solution for me was to change the .NET framework version in the Application Pools from v4.0 to v2.0 for the Default App Pool: 21 down vote If, like me, you need to target v4 but can only build with .net 3.5, follow the instruction here. Just replace in your web.config the whole content of … Read more

Change RDP Port Windows Server

Connect to your server via Remote Desktop Click simultaneously on the Windows logo + R to open the “Run” dialog and execute the “cmd” command Open the registry editor by typing the “regedit” command Search for this registry subkey: Double-click or right-click on the “PortNumber” registry subkey, select the decimal base and type the port … Read more