"I'm curious, how did the build go? What kind of motors did you use, ESCs, propeller size, etc... How long of a flight are you getting?  Thanks."

"Very nice craftsmanship on the frame."

"I did at leat 5 times. Same results. I repeat that with previous versions, with same PC, no errors happended."

"Gui, please download the latest zip file from the http://code.google.com/p/ardupilot-mega/downloads/list i believe your using an outdated version."

"A better video card?? Or a better software? With all respect to Michael. However, my PC is a Windows 7. Previously, the MP 1.0.4 worked fine. So, why not now?  "

"Giu,   what are the specs on the pc you are using. also make sure you have a clean installed directory. as it should soft fail as of a few weeks.   Michael"

"It is a problem that your system does not handle opengl well. I tried to tell MP to not use OpenGL. Normally, you have to open the application and go to configuration, planner, and check the box, but it has to work first to do that.    I…"

"yes. As the screenshot of the post.  "

"Is it the same error? Lots of stuff about "OpenGL?""

"never had such problem. G"

"Maybe there is a driver update for your video card?"

"Thank you, I did the cahnge, but it does not work.  "

"Try this (I have no idea if it will work) 1) close MP 2) edit config.xml <CHK_GDIPlus>True</CHK_GDIPlus> 3) save config.xml 4) start MP 5) report here if that worked. "

"I confirm. Just did the opgrad to 1.0.76 and the same errors happen. Please, help  "

"Hi Michael, I have updated to .72 and it's really slick now, switched screens with no problems"

"Mine does that too Denny."