'Undefined variable $white: typo3conf/ext/sp_cherusker/Resources/Public/Scss/
   Theme/_well.scss on line 5, at column 5
Call Stack:
#0 import typo3conf/ext/
   sp_cherusker/Resources/Public/Scss/Theme/_well.scss typo3conf/ext/sp_cherusk
   er/Resources/Public/Scss/Theme/override.scss on line 44
#1 import typo3conf/
   ext/sp_cherusker/Resources/Public/Scss/Theme/override.scss (unknown file) on
    line 1' (387 chars)