visa resource can't find ports

Hi all

I'm having some problems with access to my COM-Ports: they are not only apperar in the drop down "Resource Visa..."

There should be a USB adapter to series, which has been installed correctly (appears in devices and printers as COM4) and has so far worked correctly with labview on other computers.  Also, I added just a Dev series, but also who is not recognized...

I've just updated my computer from windows xp to 7 and labview 2011 to 2012 if it is of no relevance.

Before updating the series on the same computer USB adapter worked very well... (The card series however was not recognized backthen either..)

I am very grateful for any idea you may have!

Thank you very much in advance,

Keksbold

In MAX, under 'Software '. NI-VISA would be on your hardware driver DVD you got with the distribution of LabVIEW. Or download it (click on the help link at the top of the page).

Tags: NI Hardware

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