I got import path error below with using vtubestudio version 1.8.0 and 1.9.0 at webpack build phase. 1.6.1 works fine for me.
ERROR in ./node_modules/vtubestudio/lib/plugin.js 71:12-26
Module not found: Error: Can't resolve 'src' in '/Users/satetsu888/work/vts-plugin/node_modules/vtubestudio/lib'
...
I got import path error below with using vtubestudio version
1.8.0
and1.9.0
at webpack build phase.1.6.1
works fine for me.It seems to be simple miss typing, so patched.