📅  最后修改于: 2022-03-11 14:55:59.435000             🧑  作者: Mango
Stop your deployment server(Means your app shouldn't be running in the background on any port) and then try reinstalling. If still didnt work try clearing the cache via :
npm cache clean --force
npm install -g npm@latest --force
If u also use yarn
npm install -g yarn@latest --force