Cannot read property 'hasOwnProperty' of undefined

Hi,

Start give this exception after I upgraded my ionic version to 2.1.4

There was an error serving your Ionic application: TypeError: Cannot read property ‘hasOwnProperty’ of undefined
at C:\Users\Sezer\AppData\Roaming\npm\node_modules\ionic\lib\utils\npmScripts.js:16:31
at _fulfilled (C:\Users\Sezer\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:787:54)
at self.promiseDispatch.done (C:\Users\Sezer\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:816:30)
at Promise.promise.promiseDispatch (C:\Users\Sezer\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:749:13)
at C:\Users\Sezer\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:557:44
at flush (C:\Users\Sezer\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:108:17)
at nextTickCallbackWith0Args (node.js:452:9)
at process._tickCallback (node.js:381:13)

I’ve a very similar problem…

TypeError: Cannot read property ‘hasOwnProperty’ of undefined
at Object.runr (C:\Users\JWOJCIK\AppData\Roaming\npm\node_modules\ionic\lib\cli.js:191:19)
at C:\Users\JWOJCIK\AppData\Roaming\npm\node_modules\ionic\lib\cli.js:54:9
at _fulfilled (C:\Users\JWOJCIK\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:787:54)
at self.promiseDispatch.done (C:\Users\JWOJCIK\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:816:30)
at Promise.promise.promiseDispatch (C:\Users\JWOJCIK\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:749:13)
at C:\Users\JWOJCIK\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:557:44
at flush (C:\Users\JWOJCIK\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:108:17)
at nextTickCallbackWith0Args (node.js:420:9)
at process._tickCallback (node.js:349:13)

Cannot read property ‘hasOwnProperty’ of undefined (CLI v2.1.7)

ionic platform add android

TypeError: Cannot read property ‘hasOwnProperty’ of undefined
at Object.runr (C:\Users\Kevin\AppData\Roaming\npm\node_modules\ionic\lib\cli.js:191:19)
at C:\Users\Kevin\AppData\Roaming\npm\node_modules\ionic\lib\cli.js:54:9
at _fulfilled (C:\Users\Kevin\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:787:54)
at self.promiseDispatch.done (C:\Users\Kevin\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:816:30)
at Promise.promise.promiseDispatch (C:\Users\Kevin\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:749:13)
at C:\Users\Kevin\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:557:44
at flush (C:\Users\Kevin\AppData\Roaming\npm\node_modules\ionic\node_modules\q\q.js:108:17)
at _combinedTickCallback (internal/process/next_tick.js:67:7)
at process._tickCallback (internal/process/next_tick.js:98:9)

Cannot read property ‘hasOwnProperty’ of undefined (CLI v2.1.7)

Your system information:

ordova CLI: 6.4.0
Ionic CLI Version: 2.1.7
Ionic App Lib Version: 2.1.4
ios-deploy version: Not installed
ios-sim version: Not installed
OS: Windows 10
Node Version: v6.9.1
Xcode version: Not installed

Same error here guys, already opened an issue on github :confounded:

Please post the “scripts” stanza of your package.json. If the answer is “there isn’t one”, that’s your problem. Make it look like the one in a freshly generated project.

Same problem, this is my package.json, i’m creating a new project using the command ionic start myApp tabs

—package.json
{
“name”: “blank”,
“version”: “1.1.1”,
“description”: “blank: An Ionic project”,
“dependencies”: {
“gulp”: “^3.5.6”,
“gulp-sass”: “^2.0.4”,
“gulp-concat”: “^2.2.0”,
“gulp-minify-css”: “^0.3.0”,
“gulp-rename”: “^1.2.0”
},
“devDependencies”: {
“bower”: “^1.3.3”,
“gulp-util”: “^2.2.14”,
“shelljs”: “^0.3.0”
},
“cordovaPlugins”: [
“cordova-plugin-whitelist”,
“cordova-plugin-console”,
“cordova-plugin-statusbar”,
“cordova-plugin-device”,
“cordova-plugin-splashscreen”,
“ionic-plugin-keyboard”
],
“cordovaPlatforms”: []
}

—ERROR DETAIL
Cannot read property ‘hasOwnProperty’ of undefined (CLI v2.1.7)

Your system information:

Cordova CLI: 6.4.0
Ionic CLI Version: 2.1.7
Ionic App Lib Version: 2.1.4
ios-deploy version: Not installed
ios-sim version: Not installed
OS: Linux 4.4
Node Version: v4.5.0
Xcode version: Not installed

Ok, I downgrade ionic cli (1.7.6) and cordova (5.4) and all work fine…

I’m sorry for reply about ionic 1 in this ionic 2 post.

Cordova CLI: 6.2.0
Ionic CLI Version: 2.1.14
Ionic App Lib Version: 2.1.7
ios-deploy version: Not installed
ios-sim version: Not installed
OS: Linux 4.4
Node Version: v6.9.2
Xcode version: Not installed

ionic run android TypeError: Cannot read property ‘hasOwnProperty’ of undefined
at /usr/lib/node_modules/ionic/lib/utils/npmScripts.js:17:31
at _fulfilled (/usr/lib/node_modules/ionic/node_modules/q/q.js:787:54)
at self.promiseDispatch.done (/usr/lib/node_modules/ionic/node_modules/q/q.js:816:30)
at Promise.promise.promiseDispatch (/usr/lib/node_modules/ionic/node_modules/q/q.js:749:13)
at /usr/lib/node_modules/ionic/node_modules/q/q.js:557:44
at flush (/usr/lib/node_modules/ionic/node_modules/q/q.js:108:17)
at _combinedTickCallback (internal/process/next_tick.js:67:7)
at process._tickDomainCallback (internal/process/next_tick.js:122:9)

Faulty line is return packageJsonContents.hasOwnProperty('scripts') so something about a json config file.
I just created a package.json with empty json {} in the root of the project and it fixed the problem.
Seems like ionic cli 2.x uses now ionic.config.json but npm still needs package.json

Thanks this worked perfectly.

can anyone tell me that it is not working in ionic 4 ? how to check whether particular key is available or not in response?