Common Errors
npm WARN checkPermissions Missing write access to Solution
Solution 1
Solution 2
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sudo npm i -g npm // Reinstall npm globally
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sudo chown -R your_user_name /usr/local/lib // Modify npm folder permissions
Downloading and extracting blank starter - failed!Error: socket hang up Solution:
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Solution for specific version: https://www.jianshu.com/p/6509070114e2
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sudo cnpm install -g ionic cordova // Core principle to remember: Use cnpm whenever possible instead of npm
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ionic start myApp https://github.com/ionic-team/starters // If the template source website is not responding, you can try to directly clone source code from github
ERROR] The package.json file seems malformed. Solution:
`In to of package.json at the root(base level), add 'name' key like "name": "My_App_Name",.
Also at same base level add "author": "YourName",
`If you need to install dependencies
cnpm install –save (Remember to save after installing packages, this step is very easy to forget)
➜ ionicdemo ionic serve Error: Cannot find module ‘tslint’ at Function.Module._resolveFilename (module.js:547:15) at Function.Module._load (module.js:474:25) at Module.require (module.js:596:17) at require (internal/module.js:11:18) at Object. (/Users/zzy824/ionicPrijects/ionicdemo/nodemodules/@ionic_app-scripts@3.1.8@@ionic/app-scripts/dist/lint/lint-factory.js:3:16) at Module._compile (module.js:652:30) at Object.Module._extensions..js (module.js:663:10) at Module.load (module.js:565:32) at tryModuleLoad (module.js:505:12) at Function.Module._load (module.js:497:3)
solution:
`> rm -rf node_modules
> npm restart
> npm update
> cnpm install --save
`npm install appears “Unexpected end of JSON input while parsing near”
npm cache clean –force
- Calling camera in ionic
Prepare plugman in advance: a command line tool specifically for providing plugins for cordova npm installd -g plugman The first step is to install ionic-native/core. This step cannot be skipped for all Native features. npm install @ionic-native/core –save
- “/usr/bin/env: node: No such file or directory”
Create symbolic link:
ln -s /usr/bin/nodejs /usr/bin/node
Common Commands
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//Download dependencies
cnpm i
//Mobile launch
ionic serve -l
//Run project on a connected device
ionic cordova run [platform] [options]
ionic cordova run [ios/android] [-lc]
//Need to install platform to run on ios phone
ionic cordova platform add ios
ionic cordova platform add android
//Package after modifying code on platform
ionic build
//Test on phoneGap
ionic cordova plugin add phonegap-plugin-local-notification
npm install --save @ionic-native/phonegap-local-notification
//Declare a component
ionic g component [component name]
//Declare a new page
ionic g page [page name]
References
