问Bower安装失败

EN

bower install popper.js --save
bower                     invalid-meta for:C:\Users\asm morshed\Desktop\webTest\bower.json
bower                     invalid-meta The "name" is recommended to be lowercase, can contain digits, dots, dashes
bower popper.js#*           not-cached https://github.com/FezVrasta/popper.js.git#*
bower popper.js#*              resolve https://github.com/FezVrasta/popper.js.git#*
bower popper.js#*             download https://github.com/FezVrasta/popper.js/archive/v1.14.3.tar.gz
events.js:183
      throw er; // Unhandled 'error' event
      ^

Error: EBUSY: resource busy or locked, rename 'C:\Users\ASMMOR~1\AppData\Local\Temp\DESKTOP-9Q2LRB9-asm morshed\bower\3ced9414d81149364fae3ce47bc0d427-3756-zLrkYS\archive.tar.gz.2593295678' -> 'C:\Users\ASMMOR~1\AppData\Local\Temp\DESKTOP-9Q2LRB9-asm morshed\bower\3ced9414d81149364fae3ce47bc0d427-3756-zLrkYS\archive.tar.gz'