Lync Script Error

PS C:\Users\xuser> C:\users\xuser\Desktop\pooldistribution.ps1
Exception calling "Open" with "0" argument(s): "A network-related or instance-s
pecific error occurred while establishing a connection to SQL Server. The serve
r was not found or was not accessible. Verify that the instance name is correct
 and that SQL Server is configured to allow remote connections. (provider: SQL
Network Interfaces, error: 26 - Error Locating Server/Instance Specified)"
At C:\users\xuser\Desktop\pooldistribution.ps1:49 char:17
+ $connection.Open <<<< ()
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

Exception calling "Fill" with "1" argument(s): "A network-related or instance-s
pecific error occurred while establishing a connection to SQL Server. The serve
r was not found or was not accessible. Verify that the instance name is correct
 and that SQL Server is configured to allow remote connections. (provider: SQL
Network Interfaces, error: 26 - Error Locating Server/Instance Specified)"
At C:\users\xuser\Desktop\pooldistribution.ps1:69 char:30
+ $recordcount=$sqladapter.Fill <<<< ($results)
    + CategoryInfo          : NotSpecified: (:) [], MethodInvocationException
    + FullyQualifiedErrorId : DotNetMethodException

Export-Csv : Cannot bind argument to parameter 'InputObject' because it is null
.
At C:\users\xuser\Desktop\pooldistribution.ps1:85 char:29
+ $overallrecords | Export-Csv <<<<  "PoolDistribution.csv"
    + CategoryInfo          : InvalidData: (:) [Export-Csv], ParameterBindingV
   alidationException
    + FullyQualifiedErrorId : ParameterArgumentValidationErrorNullNotAllowed,M
   icrosoft.PowerShell.Commands.ExportCsvCommand

Query complete
PS C:\Users\xuser>