svn e17完成后，启动报错

[sunzhaoyu2000]

$ enlightenment_start
E - PID=1192, do_precache=0
ESTART: 0.00000 [0.00000] - begin
ESTART: 0.00011 [0.00010] - signals done
ESTART: 0.00022 [0.00011] - determine prefix
DYNAMIC DETERMINED PREFIX: /usr/local
ESTART: 0.00042 [0.00020] - prefix done
ESTART: 0.00045 [0.00003] - intl init
ESTART: 0.00050 [0.00004] - parse args
ESTART: 0.00051 [0.00001] - arg parse done
ESTART: 0.00053 [0.00002] - ecore init
ESTART: 0.00160 [0.00107] - ecore_file init
ESTART: 0.00166 [0.00005] - more ecore
ESTART: 0.00167 [0.00002] - x connect
ESTART: 0.00451 [0.00283] - ecore_con
ESTART: 0.00455 [0.00004] - xinerama
E17 INIT: XINERAMA CHOSEN: [0], 1280x1024+0+0
ESTART: 0.00472 [0.00017] - x hints
ESTART: 0.00613 [0.00141] - x hints done
ESTART: 0.00614 [0.00001] - ecore_evas init
ESTART: 0.00644 [0.00030] - test done
ESTART: 0.00645 [0.00001] - efreet
ESTART: 0.00658 [0.00013] - efreet done
ESTART: 0.00660 [0.00001] - configure
ESTART: 0.00664 [0.00005] - dirs
ESTART: 0.00678 [0.00014] - filereg
ESTART: 0.00680 [0.00001] - config
ESTART: 0.00740 [0.00061] - scale
ESTART: 0.00744 [0.00003] - pointer
ESTART: 0.00745 [0.00001] - path
ESTART: 0.00749 [0.00004] - ipc
INFO: E_IPC_SOCKET=/tmp/enlightenment-strong/disp-:0.0-1192
ESTART: 0.00763 [0.00014] - font
ESTART: 0.00766 [0.00004] - theme
ESTART: 0.01161 [0.00395] - intl post
ESTART: 0.01596 [0.00435] - splash
ESTART: 0.01612 [0.00016] - test file format support
<<<< Enlightenment Error >>>>
Enlightenment found Evas can't load the 'Sans' font. Check Evas has fontconfig
support and system fontconfig defines a 'Sans' font.

E17: Begin shutdown procedure!
$


好像是找不到字体
但是Sans显然有的啊！
/usr/share/fonts/truetype/freefont$ ls
FreeMonoBoldOblique.ttf FreeMono.ttf FreeSansOblique.ttf FreeSerifBold.ttf Sans.ttf
FreeMonoBold.ttf FreeSansBoldOblique.ttf FreeSans.ttf FreeSerifItalic.ttf
FreeMonoOblique.ttf FreeSansBold.ttf FreeSerifBoldItalic.ttf FreeSerif.ttf