Works just fine now! Thanks! I went back to the original version too just to make sure it wasn't something else that changed. The original version still fails while the new version works just fine! -James On Wed, Oct 13, 2010 at 10:47 PM, Graeme Gill <graeme@xxxxxxxxxxxxx> wrote: > James Peroulas wrote: > >> Hmm... I tried a different USB port and when Win7 re-installed drivers to >> support that port the device was recognized by dispcal. I went back to the >> original port, re-installed the drivers for the device (using "Update >> Driver >> Software..."), and it was recognized there too. >> > > OK, something must have been wrong with your original driver install. > > > dispcal still isn't working properly though :( >> >> When I run it, I see a gray box and I press a button to begin the >> measurement. The gray box flashes a bit (I think) and then quickly becomes >> black. After a long pause (about a minute), dispcal exits and tells me >> that >> my white and black level are the same (ie black)! Actually, the colors in >> the box on the monitor never changed away from black. >> > > Someone else has reported this sort of behaviour, but I've been unable > to figure out what causes it (it doesn't happen on my Vista 32/64 or Win764 > test machine). Try using these versions of the programs instead: > > <http://www.argyllcms.com/ccmxmake.zip> > > and see how they behave. I'd be interested in a -D5 output from > one of these (ie. dispcal), if it behaves strangely. (The above versions > paint the screen slightly differently, and include some debugging of > windows events for -D4 or above.) > > Graeme Gill. > >