npm run dev 'vue-particles.vue' Syntax Error: TypeError: Cannot read property 'styles' of undefined

[jiftle]

version

[email protected] (/home/opt/my-apps/node/lib/node_modules/cnpm/lib/parse_argv.js)
[email protected] (/home/opt/my-apps/node/lib/node_modules/cnpm/node_modules/npm/index.js)
[email protected] (/home/opt/my-apps/node/bin/node)
[email protected] (/home/opt/my-apps/node/lib/node_modules/cnpm/node_modules/npminstall/lib/index.js)
prefix=/home/opt/my-apps/node 
linux x64 5.15.45-amd64-desktop 
registry=https://registry.npmmirror.com

npm run dev error

ERROR  Failed to compile with 1 error

 error  in ./node_modules/[email protected]@vue-particles/src/vue-particles/vue-particles.vue

Syntax Error: TypeError: Cannot read property 'styles' of undefined


 @ ./node_modules/[email protected]@vue-particles/src/vue-particles/index.js 2:0-43 7:39-48
 @ ./src/main.js
 @ multi ./node_modules/[email protected]@webpack-dev-server/client?http://192.168.2.150:9527&sockPath=/sockjs-node (webpack)/hot/dev-server.js ./src/main.js