Angular 11：未捕获的引用错误：未定义进程

Question

I have updated the angular cli and core from 7.1 to 11.0. Updation was successful but after the build getting the below error. Any help will be helpfull thanks.

Uncaught ReferenceError: process is not defined
at Object.MCLT (vendor.js:207652)
at __webpack_require__ (bootstrap:79)
at Module.tsWA (main.js:32483)
at __webpack_require__ (bootstrap:79)
at Module.kRbw (main.js:27366)
at __webpack_require__ (bootstrap:79)
at Module.x9mp (main.js:34563)
at __webpack_require__ (bootstrap:79)
at Module.cbUm (main.js:22517)
at __webpack_require__ (bootstrap:79)
at Module.PCNd (main.js:15277)
at __webpack_require__ (bootstrap:79)
at Module.NHw6 (main.js:14372)
at __webpack_require__ (bootstrap:79)
at Module.3tpA (main.js:4066)

Answer 1

There is an official instruction for migration among the Angular version. It may be helpful if you take a look at it here . Also, keep in mind that you may need to update npm packages.