If you want to transfer lotus Notes email to gmail, then I suggest you to get SysInspire NSF to PST converter software. This tool can show the preview of NSF file before conversion. It has a demo version that can allow users to convert 25 items from each folder. It has a technical support all users can get help by mail or live chat. It support all versions of Lotus Notes and it can support all version of Windows OS. It can convert corrupted mails into PST file format.