Error: ! failed to read contents of npm cache
at ChildProcess.onClose (C:\Users\1\AppData\Roaming\npm\node_modules\shrinkpack\src\analyse\read-npm-cache.js:40:25)
at emitTwo (events.js:126:13)
at ChildProcess.emit (events.js:214:7)
at ChildProcess.cp.emit (C:\Users\1\AppData\Roaming\npm\node_modules\shrinkpack\node_modules\cross-spawn\lib\enoent.js:40:29)
at maybeClose (internal/child_process.js:925:16)
at Process.ChildProcess._handle.onexit (internal/child_process.js:209:5)
$ shrinkpack ! Please raise an issue at https://github.com/JamieMason/shrinkpack/issues