"Alter failed for Server 'ServerName\Lynclocal'" error message when you try to install Lync Server 2013

Symptoms

When you try to install Microsoft Lync Server 2013, you receive an error message that resembles the following:

Cause

This issue occurs because the computer does not meet the memory (RAM) requirements of Lync Server 2013.

Resolution

To resolve this issue, increase the memory of the computer. For more information about hardware recommendations for Lync Server 2013, go to the following Microsoft website:

Hardware recommendations for Lync Server 2013

More Information

When this issue occurs, the following event is logged in the Bootstrapper log:

Error: Alter failed for Server 'ServerName\Lynclocal'.
Details
Type: FailedOperationException
Stack Trace
at Microsoft.SqlServer.Management.Smo.SqlSmoObject.AlterImpl() at Microsoft.Rtc.Management.Deployment.Roles.ActivationDriver.SetAdditionalParamsForLocalSql(String localInstanceName)
at Microsoft.Rtc.Management.Deployment.Roles.Lyss.LocalActivate(IService service, Computer computer)
at Microsoft.Rtc.Management.Internal.Utilities.LogWriter.InvokeAndLog[T1,T2](Action`2 action, T1 arg1, T2 arg2)

Additional Details

Error: An exception occurred while executing a Transact-SQL statement or batch.
Details
Type: ExecutionFailureException
Stack Trace
at Microsoft.SqlServer.Management.Common.ServerConnection.ExecuteNonQuery(String sqlCommand, ExecutionTypes executionType)
at Microsoft.SqlServer.Management.Common.ServerConnection.ExecuteNonQuery(StringCollection sqlCommands, ExecutionTypes executionType)
at Microsoft.SqlServer.Management.Smo.ExecutionManager.ExecuteNonQuery(StringCollection queries)
at Microsoft.SqlServer.Management.Smo.ConfigurationBase.DoAlter(Boolean overrideValueChecking)
at Microsoft.SqlServer.Management.Smo.Server.ScriptAlter(StringCollection query, ScriptingPreferences sp)
at Microsoft.SqlServer.Management.Smo.SqlSmoObject.AlterImpl()

Additional Details

Error: '81' is not a valid value for configuration option 'max server memory (MB)'.
Details
Type: SqlException
Stack Trace
at Microsoft.SqlServer.Management.Common.ConnectionManager.ExecuteTSql(ExecuteTSqlAction action, Object execObject, DataSet fillDataSet, Boolean catchException)
at Microsoft.SqlServer.Management.Common.ServerConnection.ExecuteNonQuery(String sqlCommand, ExecutionTypes executionType)
Error: An error occurred:
"Microsoft.SqlServer.Management.Smo.FailedOperationException" "Alter failed for Server 'ServerName\Lynclocal'. "