seafile无法安装

在树莓派上无论用seafile 7还是6在安装时出现

If you are OK with the configuration, press [ENTER] to continue.

Generating ccnet configuration in /home/pi/seafile/ccnet…

./setup-seafile.sh:行512: /home/pi/seafile/seafile-server-6.3.4/seafile/bin/ccnet-init: 没有那个文件或目录

求解决