Graph boxes were checked under Preferences. Uninstall follow by reinstall: no change. I'll try another computer. It's all very strange.

Update---
I've installed on a very similar Win7 Ultimate computer and now the graphs are appearing as before (same SD card).

Same results with new user defined (i.e., still no charts).

What's interesting though is that if I print the Daily and Overiew Reports the charts continue to appear as they did earlier. I just can't see them anymore on the screen.

I just started using this software for reading data from my Respironics 460P. At first it would display charts for the 'Daily' and 'Overview' tabs. But starting yesterday those tabs now only display the single column that has the pie chart and the monthly calendar but no charts now! How do I get the...

Ok, I'm now really confused (and a bit depressed). Does this mean C-Flex feature - which is the software that modulates the pressure to my breathing - only available in the first thirty days? And what about the ramp up feature, why did that feature disappear too?

A month ago I received a REMstar Pro (460P, 3.xx code level) after it was being prescribed by my doctor. It has the C-Flex feature and the ramp up feature. Together it made using the machine bearable. After thirty days I ejected the SD memory card and mail it in as requested. But to my surprise the ...