我在Ubuntu-14.04上安装python-kivy包。但是在eclipse中编译它时会产生如下错误。我认为它与X11相关，图形相关所以任何人都知道如何解决这个与Python-Kivy相关的错误。
enter code here[INFO ] Kivy v1.8.0
[INFO ] [Logger ] Record log in home/nrcfoss/.kivy/logs/kivy_16-04-04_10.txt
[INFO ] [Factory ] 157 symbols loaded
[DEBUG ] [Cache ] register <kv.lang> with limit=None, timeout=Nones
[DEBUG ] [Cache ] register <kv.image> with limit=None, timeout=60s
[DEBUG ] [Cache ] register <kv.atlas> with limit=None, timeout=Nones
[INFO ] [Image ] Providers: img_tex, img_dds, img_pygame, img_pil, img_gif
[DEBUG ] [Cache ] register <kv.texture> with limit=1000, timeout=60s
[DEBUG ] [Cache ] register <kv.shader> with limit=1000, timeout=3600s
[INFO ] [Text ] Provider: pygame
[DEBUG ] [App ] Loading kv </home/nrcfoss/Documents/EclipseWorkSpace/KIVY/test.kv>
[DEBUG ] [App ] kv </home/nrcfoss/Documents/EclipseWorkSpace/KIVY/test.kv> not found
[DEBUG ] [Window ] Ignored <egl_rpi> (import error)
[INFO ] [Window ] Provider: pygame(['window_egl_rpi'] ignored)
[WARNING ] [WinPygame ] Video: failed (multisamples=2)
[WARNING ] [WinPygame ] trying without antialiasing
[ERROR ] [Window ] Unable to use pygame
[ERROR ] [Window ] The module raised an important error: "Couldn't find matching GLX visual"
Exception kivy.core.CoreCriticalException: CoreCriticalException("Couldn't find matching GLX visual",) in 'kivy.properties.dpi2px' ignored
[DEBUG ] [Window ] Ignored <egl_rpi> (import error)
[INFO ] [Window ] Provider: pygame(['window_egl_rpi'] ignored)
[WARNING ] [WinPygame ] SDL wrapper failed to import!
[DEBUG ] [Window ] Ignored <sdl> (import error)
[DEBUG ] [Window ] Ignored <x11> (import error)
[CRITICAL ] [Window ] Unable to find any valuable Window provider at all!
[CRITICAL ] [App ] Unable to get a Window, abort.