If the cause can not be updated, then the general wpscan are unable to access the source or update address
Below solve
updatedb # to update the look of an index system
wpscan the locate # to locate the directory wpscan
Probably updater.rb this file, you can find some
Change this for their own path,
then
wget http://blog.dsb.ink/wpscan/wp.zip
unzip wp.zip
Then open the python http server on the line. . . Be sure to remember the directory formation
Then execute wpscan --update
It is ok