安装和配置完dashboard后，访问web界面，报500错误。错误日志如下：
[Mon Mar 26 07:58:09.8131612018] [suexec:notice] [pid 2156] AH01232: suEXEC mechanism enabled(wrapper: /usr/sbin/suexec)
[Mon Mar 26 07:58:09.8440722018] [auth_digest:notice] [pid 2156] AH01757: generating secret fordigest authentication ...
[Mon Mar 26 07:58:09.8453052018] [lbmethod_heartbeat:notice] [pid 2156] AH02282: No slotmem frommod_heartmonitor
[Mon Mar 26 07:58:09.8728302018] [mpm_prefork:notice] [pid 2156] AH00163: Apache/2.4.6 (CentOS)mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Mon Mar 26 07:58:09.8728862018] [core:notice] [pid 2156] AH00094: Command line:'/usr/sbin/httpd -D FOREGROUND'
[Mon Mar 26 10:04:38.8710072018] [mpm_prefork:notice] [pid 2156] AH00170: caught SIGWINCH,shutting down gracefully
[Mon Mar 26 16:42:21.1551822018] [suexec:notice] [pid 1052] AH01232: suEXEC mechanism enabled(wrapper: /usr/sbin/suexec)
[Mon Mar 26 16:42:21.2725452018] [auth_digest:notice] [pid 1052] AH01757: generating secret fordigest authentication ...
[Mon Mar 26 16:42:21.2734442018] [lbmethod_heartbeat:notice] [pid 1052] AH02282: No slotmem frommod_heartmonitor
[Mon Mar 26 16:42:21.4131612018] [mpm_prefork:notice] [pid 1052] AH00163: Apache/2.4.6 (CentOS)mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Mon Mar 26 16:42:21.4132672018] [core:notice] [pid 1052] AH00094: Command line:'/usr/sbin/httpd -D FOREGROUND'
[Mon Mar 26 19:55:53.6234902018] [mpm_prefork:notice] [pid 1052] AH00170: caught SIGWINCH,shutting down gracefully
[Mon Mar 26 19:55:58.7265702018] [suexec:notice] [pid 8110] AH01232: suEXEC mechanism enabled(wrapper: /usr/sbin/suexec)
[Mon Mar 26 19:55:58.7727992018] [auth_digest:notice] [pid 8110] AH01757: generating secret fordigest authentication ...
[Mon Mar 26 19:55:58.7738022018] [lbmethod_heartbeat:notice] [pid 8110] AH02282: No slotmem frommod_heartmonitor
[Mon Mar 26 19:55:59.6016272018] [mpm_prefork:notice] [pid 8110] AH00163: Apache/2.4.6 (CentOS)mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Mon Mar 26 19:55:59.6017512018] [core:notice] [pid 8110] AH00094: Command line:'/usr/sbin/httpd -D FOREGROUND'
[Mon Mar 26 22:24:19.7455842018] [mpm_prefork:notice] [pid 8110] AH00170: caught SIGWINCH,shutting down gracefully
[Tue Mar 27 03:29:03.8133582018] [suexec:notice] [pid 1082] AH01232: suEXEC mechanism enabled(wrapper: /usr/sbin/suexec)
[Tue Mar 27 03:29:03.9079612018] [auth_digest:notice] [pid 1082] AH01757: generating secret fordigest authentication ...
[Tue Mar 27 03:29:03.9089872018] [lbmethod_heartbeat:notice] [pid 1082] AH02282: No slotmem frommod_heartmonitor
[Tue Mar 27 03:29:04.5779992018] [mpm_prefork:notice] [pid 1082] AH00163: Apache/2.4.6 (CentOS)mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Tue Mar 27 03:29:04.5781712018] [core:notice] [pid 1082] AH00094: Command line:'/usr/sbin/httpd -D FOREGROUND'
[Tue Mar 27 09:24:33.1841182018] [mpm_prefork:notice] [pid 1082] AH00170: caught SIGWINCH,shutting down gracefully
[Tue Mar 27 19:15:06.0744422018] [suexec:notice] [pid 1065] AH01232: suEXEC mechanism enabled(wrapper: /usr/sbin/suexec)
[Tue Mar 27 19:15:06.3194512018] [auth_digest:notice] [pid 1065] AH01757: generating secret fordigest authentication ...
[Tue Mar 27 19:15:06.3243402018] [lbmethod_heartbeat:notice] [pid 1065] AH02282: No slotmem frommod_heartmonitor
[Tue Mar 27 19:15:07.1633762018] [mpm_prefork:notice] [pid 1065] AH00163: Apache/2.4.6 (CentOS)mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Tue Mar 27 19:15:07.1635442018] [core:notice] [pid 1065] AH00094: Command line:'/usr/sbin/httpd -D FOREGROUND'
[Tue Mar 27 20:06:33.8932762018] [mpm_prefork:notice] [pid 1065] AH00170: caught SIGWINCH,shutting down gracefully
[Tue Mar 27 20:08:20.5030082018] [suexec:notice] [pid 25300] AH01232: suEXEC mechanism enabled(wrapper: /usr/sbin/suexec)
[Tue Mar 27 20:08:20.5487892018] [auth_digest:notice] [pid 25300] AH01757: generating secret fordigest authentication ...
[Tue Mar 27 20:08:20.5496672018] [lbmethod_heartbeat:notice] [pid 25300] AH02282: No slotmemfrom mod_heartmonitor
[Tue Mar 27 20:08:20.6798212018] [mpm_prefork:notice] [pid 25300] AH00163: Apache/2.4.6 (CentOS)mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Tue Mar 27 20:08:20.6798952018] [core:notice] [pid 25300] AH00094: Command line:'/usr/sbin/httpd -D FOREGROUND'
[Tue Mar 27 20:09:32.1591342018] [core:error] [pid 25319] [client 192.168.226.1:50607] Scripttimed out before returning headers: django.wsgi
[Tue Mar 27 20:10:38.7900372018] [core:error] [pid 25321] [client 192.168.226.139:39644] Scripttimed out before returning headers: django.wsgi
[Tue Mar 27 20:12:12.2894762018] [core:error] [pid 25673] [client 192.168.226.139:39648] Scripttimed out before returning headers: django.wsgi
[Tue Mar 27 20:13:37.1481482018] [core:error] [pid 25317] [client 192.168.226.1:50606] End ofscript output before headers: django.wsgi
[Tue Mar 27 20:28:06.4293342018] [core:error] [pid 25319] [client 192.168.226.1:51134] Scripttimed out before returning headers: django.wsgi
[Tue Mar 27 20:29:55.7591202018] [core:error] [pid 25318] [client 192.168.226.139:39672] End ofscript output before headers: django.wsgi
[Tue Mar 27 20:33:14.9503262018] [mpm_prefork:notice] [pid 25300] AH00170: caught SIGWINCH,shutting down gracefully
[Tue Mar 27 22:16:43.1808002018] [suexec:notice] [pid 2631] AH01232: suEXEC mechanism enabled(wrapper: /usr/sbin/suexec)
[Tue Mar 27 22:16:43.2372062018] [auth_digest:notice] [pid 2631] AH01757: generating secret fordigest authentication ...
[Tue Mar 27 22:16:43.2380532018] [lbmethod_heartbeat:notice] [pid 2631] AH02282: No slotmem frommod_heartmonitor
[Tue Mar 27 22:16:43.3634132018] [mpm_prefork:notice] [pid 2631] AH00163: Apache/2.4.6 (CentOS)mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Tue Mar 27 22:16:43.3634652018] [core:notice] [pid 2631] AH00094: Command line:'/usr/sbin/httpd -D FOREGROUND'
[Tue Mar 27 22:46:02.5886692018] [core:error] [pid 2663] [client 192.168.226.1:49610] End ofscript output before headers: django.wsgi
[Tue Mar 27 22:57:18.2131022018] [autoindex:error] [pid 13192] [client 192.168.226.1:49979]AH01276: Cannot serve directory/var/www/html/: No matching DirectoryIndex (index.html) found, andserver-generated directory index forbidden by Options directive
[Tue Mar 27 23:00:46.6731852018] [core:error] [pid 2665] [client 192.168.226.1:49923] End ofscript output before headers: django.wsgi
[Wed Mar 28 03:30:43.5835582018] [mpm_prefork:notice] [pid 2631] AH00170: caught SIGWINCH,shutting down gracefully
[Wed Mar 28 08:06:29.4096992018] [suexec:notice] [pid 2564] AH01232: suEXEC mechanism enabled(wrapper: /usr/sbin/suexec)
[Wed Mar 28 08:06:29.4532502018] [auth_digest:notice] [pid 2564] AH01757: generating secret fordigest authentication ...
[Wed Mar 28 08:06:29.4656072018] [lbmethod_heartbeat:notice] [pid 2564] AH02282: No slotmem frommod_heartmonitor
[Wed Mar 28 08:06:29.6347202018] [mpm_prefork:notice] [pid 2564] AH00163: Apache/2.4.6 (CentOS)mod_wsgi/3.4 Python/2.7.5 configured -- resuming normal operations
[Wed Mar 28 08:06:29.6347712018] [core:notice] [pid 2564] AH00094: Command line:'/usr/sbin/httpd -D FOREGROUND'
[Wed Mar 28 08:16:04.1072232018] [core:error] [pid 2600] [client 192.168.226.1:51750] End ofscript output before headers: django.wsgi
这是个BUG，上个版本Pike就有。这个版本涛声依旧。