From 11:00 PM CST Friday, Feb 14th - 6:30 PM CST Saturday, Feb 15th, ni.com will undergo system upgrades that may result in temporary service interruption.
We appreciate your patience as we improve our online experience.
You apparently clicked the 'Post' button before you could use the message body and complete your question. Are you having problems with windows 7 and LabVIEW? Please explain what version of LabVIEW you used to create the dll and the version of the runtime you installed on the windows 7 pc?