[ESP] Orbiter en Windows 7 - Error .

[Aircraft]

Hola simmers...instalo Orbiter 2010 o el 2011 en Windows 7 Ultimate 64 bits y tengo mensaje de error : " Initialising 3D environment using.... " alguien me ayuda ?...gracias !

 

[orb]

• [Hardware] Initializing 3D environment using a hardware device failed.
  
  
• [Software] Initializing 3D environment using a hardware device failed.