Checking if your kit is complete... Looks good Writing Makefile for Modbus::Client Microsoft (R) Program Maintenance Utility Version 6.00.8168.0 Copyright (C) Microsoft Corp 1988-1998. All rights reserved. cp lib/Modbus/Client.pm blib\lib\Modbus\Client.pm Microsoft (R) Program Maintenance Utility Version 6.00.8168.0 Copyright (C) Microsoft Corp 1988-1998. All rights reserved. 'No tests defined for Modbus::Client extension.' Microsoft (R) Program Maintenance Utility Version 6.00.8168.0 Copyright (C) Microsoft Corp 1988-1998. All rights reserved. Installing D:\cpanrun\build\5-6-1\site\lib\Modbus\Client.pm Writing d:\cpanrun\build\5-6-1\site\lib\auto\Modbus\Client\.packlist Appending installation info to d:\cpanrun\build\5-6-1\lib/perllocal.pod