Error: The local farm is not accessible. Cmdlets with FeatureDependencyId are not registered

When you try access to the Sharepoint 2010 Management Shell you receive the error :

To solve the problem you need to follow the next instructions :

Open SQL Server Management Studio –> Security –> Logins, select the user, click on User Mapping & change the Database pointing to SharePoint_Config & select the role SharePoint_Shell_Access :