Sub ResetHardwareInventoryCache()

	 ' Get a connection to the "root\ccm\invagt" namespace.
	Dim locator
	Set locator = CreateObject("WbemScripting.SWbemLocator")
	Dim services
	Set services = locator.ConnectServer( , "root\ccm\invagt")   
	 
	' Delete the specified InventoryActionStatus instance.
	services.Delete "InventoryActionStatus.InventoryActionID='{00000000-0000-0000-0000-000000000001}'"

	' Display message.
	wscript.echo "Reset Hardware Inventory cache."

End Sub

// How to Reset the Hardware Inventory Cache
public void ResetHardwareInventoryCache()
{
	try
	{
		// Define the scope (namespace).
		ManagementScope inventoryAgentScope = new ManagementScope(@"root\ccm\invagt");

		// Load the class that you want to work with.
		ManagementClass inventoryClass = new ManagementClass(inventoryAgentScope.Path.Path, "InventoryActionStatus", null);

		// Query the class for the InventoryActionID object (create query, create searcher object, execute query).
		ObjectQuery query = new ObjectQuery("SELECT * FROM InventoryActionStatus WHERE InventoryActionID = '{00000000-0000-0000-0000-000000000001}'");
		ManagementObjectSearcher searcher = new ManagementObjectSearcher(inventoryAgentScope, query);
		ManagementObjectCollection queryResults = searcher.Get();

		// Enumerate the collection to get to the result (there should only be one item returned from the query).
		foreach (ManagementObject result in queryResults)
		{
			// Display message and delete the object.
			Console.WriteLine("Resetting Hardware Inventory cache.");
			result.Delete();
	}
}

	catch (System.Management.ManagementException ex)
	{
		Console.WriteLine("Failed to run action. Error: " + ex.Message);
		throw;
}
}