NCM 7.5 upgrade error: Access to the path 'C:\InetPub\SolarWinds' is denied

Overview

This article addresses the following error that appears when running the Configuration Wizard to upgrade NCM 7.4 to 7.5:

Access to the path 'C:\InetPub\SolarWinds' is denied. 

The following error also appears in the ConfigurationWizard.log file:
[1] ERROR CwMetricMonitor - Something went wrong while inserting metrics into database. 
System.Data.SqlClient.SqlException (0x80131904): Invalid object name 'dbo.ConfigWizardMetric'.
   at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)

Environment

NCM 7.x

Cause 

This is caused by a permission issue on the C:\InetPub\SolarWinds directory.

Resolution

1. Rename the SolarWinds folder C:\InetPub\SolarWinds to C:\InetPub\SolarWinds_Old
2. Create a new SolarWinds folder within the C:\InetPub\ directory.
3. Rerun the Configuration Wizard and specify the newly-created folder.