odoo12 在ubuntu18.10运行出错，求助

[baseon]

在创建数据库文件后出错，检查LOG文件出现下面错误。求指导
2018-11-08 16:41:14,906 969 WARNING 52enku odoo.addons.base.models.assetsbundle: Could not execute command 'sassc'This error occured while compiling the bundle 'web.assets_common' containing:
- /web/static/lib/bootstrap/scss/_functions.scss
- /web/static/lib/bootstrap/scss/_mixins.scss
- /web/static/src/scss/utils.scss
- /web/static/src/scss/bs_mixins_overrides.scss
- /web/static/src/scss/primary_variables.scss
- /web_editor/static/src/scss/web_editor.variables.scss
- /web/static/src/scss/secondary_variables.scss
- /web/static/lib/bootstrap/scss/_variables.scss
- /web/static/src/scss/fonts.scss
- /web/static/src/scss/ui.scss
- /web/static/src/scss/ui_extra.scss
- /web/static/src/scss/navbar.scss
- /web/static/src/scss/mimetypes.scss
- /web/static/src/scss/modal.scss
- /web/static/src/scss/animation.scss
- /web/static/src/scss/rainbow.scss
- /web/static/src/scss/datepicker.scss
- /web/static/src/scss/banner.scss
- /web/static/src/scss/colorpicker.scss
- /web/static/src/scss/keyboard.scss
- /web_tour/static/src/scss/tip.scss
- /web_tour/static/src/scss/keyframes.scss

[hui]

@baseon
试试，也可以看看帖子链接文本
pip3 install libsass