scan example won't run on Ionic 5
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I can't think of anything more I can do to troubleshoot this. What could I do for this?
`$ ionic cordova run android --device --confirm
√ Creating .\www directory for you - done!
cordova.cmd platform add android --save
Using cordova-fetch for cordova-android@~6.3.0
Adding android project...
Creating Cordova project for the Android platform:
Path: platforms\android
Package: com.example.ble.scan
Name: Scan
Activity: MainActivity
Android target: android-26
Subproject Path: CordovaLib
Android project created with cordova-android@6.3.0
Discovered saved plugin "cordova-plugin-ble-central". Adding it to the project
Installing "cordova-plugin-ble-central" for android
Adding cordova-plugin-ble-central to package.json
Discovered saved plugin "cordova-plugin-console". Adding it to the project
Installing "cordova-plugin-console" for android
Adding cordova-plugin-console to package.json
Discovered saved plugin "cordova-plugin-device". Adding it to the project
Installing "cordova-plugin-device" for android
Adding cordova-plugin-device to package.json
Discovered saved plugin "cordova-plugin-splashscreen". Adding it to the project
Installing "cordova-plugin-splashscreen" for android
Adding cordova-plugin-splashscreen to package.json
Discovered saved plugin "cordova-plugin-statusbar". Adding it to the project
Installing "cordova-plugin-statusbar" for android
Adding cordova-plugin-statusbar to package.json
Discovered saved plugin "cordova-plugin-whitelist". Adding it to the project
Installing "cordova-plugin-whitelist" for android
Adding cordova-plugin-whitelist to package.json
Discovered saved plugin "ionic-plugin-keyboard". Adding it to the project
Installing "ionic-plugin-keyboard" for android
Adding ionic-plugin-keyboard to package.json
Discovered saved plugin "cordova-plugin-ionic-webview". Adding it to the project
Installing "cordova-plugin-ionic-webview" for android
Adding cordova-plugin-ionic-webview to package.json
ionic-app-scripts build --target cordova --platform android
'ionic-app-scripts' is not recognized as an internal or external command,
operable program or batch file.
[INFO] Looks like @ionic/app-scripts isn't installed in this project.
This package is required for this command to work properly.
--confirm: Install @ionic/app-scripts? Yes
npm.cmd i -D -E @ionic/app-scripts
npm WARN deprecated babili@0.1.2: babili has been renamed to babel-minify. Please update to babel-minify
npm WARN deprecated chokidar@1.7.0: Chokidar 2 will break on node v14+. Upgrade to chokidar 3 with 15x less dependencies.
npm WARN deprecated rollup-plugin-json@2.3.0: This module has been deprecated and is no longer maintained. Please use @rollup/plugin-json.
npm WARN deprecated rollup-plugin-commonjs@8.0.2: This package has been deprecated and is no longer maintained. Please use @rollup/plugin-commonjs.
npm WARN deprecated rollup-plugin-node-resolve@3.0.0: This package has been deprecated and is no longer maintained. Please use @rollup/plugin-node-resolve.
npm WARN deprecated browserslist@2.11.3: Browserslist 2 could fail on reading Browserslist >3.0 config used in other tools.
npm WARN deprecated babel-preset-babili@0.1.4: babili has been renamed to babel-minify. Please update to babel-preset-minify
npm WARN deprecated core-js@2.6.11: core-js@<3 is no longer maintained and not recommended for usage due to the number of issues. Please, upgrade your dependencies to the actual version of core-js@3.
npm WARN deprecated fsevents@1.2.13: fsevents 1 will break on node v14+ and could be using insecure binaries. Upgrade to fsevents 2.
npm WARN deprecated request@2.88.2: request has been deprecated, see request/request#3142
npm WARN deprecated object-keys@0.2.0: Please update to the latest object-keys
node-sass@4.5.3 install C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\node-sass
node scripts/install.js
Downloading binary from https://github.com/sass/node-sass/releases/download/v4.5.3/win32-x64-72_binding.node
Cannot download "https://github.com/sass/node-sass/releases/download/v4.5.3/win32-x64-72_binding.node":
HTTP error 404 Not Found
Hint: If github.com is not accessible in your location
try setting a proxy via HTTP_PROXY, e.g.
export HTTP_PROXY=http://example.com:1234
or configure npm proxy via
npm config set proxy http://example.com:8080
core-js@2.6.11 postinstall C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\core-js
node -e "try{require('./postinstall')}catch(e){}"
Thank you for using core-js ( https://github.com/zloirock/core-js ) for polyfilling JavaScript standard library!
The project needs your help! Please consider supporting of core-js on Open Collective or Patreon:
https://opencollective.com/core-js
https://www.patreon.com/zloirock
Also, the author of core-js ( https://github.com/zloirock ) is looking for a good job -)
uglifyjs-webpack-plugin@0.4.6 postinstall C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\uglifyjs-webpack-plugin
node lib/post_install.js
node-sass@4.5.3 postinstall C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\node-sass
node scripts/build.js
Building: C:\Program Files\nodejs\node.exe C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\node-gyp\bin\node-gyp.js rebuild --verbose --libsass_ext= --libsass_cflags= --libsass_ldflags= --libsass_library=
gyp info it worked if it ends with ok
gyp verb cli [
gyp verb cli 'C:\Program Files\nodejs\node.exe',
gyp verb cli 'C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\node-gyp\bin\node-gyp.js',
gyp verb cli 'rebuild',
gyp verb cli '--verbose',
gyp verb cli '--libsass_ext=',
gyp verb cli '--libsass_cflags=',
gyp verb cli '--libsass_ldflags=',
gyp verb cli '--libsass_library='
gyp verb cli ]
gyp info using node-gyp@3.8.0
gyp info using node@12.18.1 | win32 | x64
gyp verb command rebuild []
gyp verb command clean []
gyp verb clean removing "build" directory
gyp verb command configure []
gyp verb check python checking for Python executable "python2" in the PATH
gyp verb which failed Error: not found: python2
gyp verb which failed at getNotFoundError (C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\which\which.js:13:12)
gyp verb which failed at F (C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\which\which.js:68:19)
gyp verb which failed at E (C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\which\which.js:80:29)
gyp verb which failed at C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\which\which.js:89:16
gyp verb which failed at C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\isexe\index.js:42:5
gyp verb which failed at C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\isexe\windows.js:36:5
gyp verb which failed at FSReqCallback.oncomplete (fs.js:167:21)
gyp verb which failed python2 Error: not found: python2
gyp verb which failed at getNotFoundError (C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\which\which.js:13:12)
gyp verb which failed at F (C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\which\which.js:68:19)
gyp verb which failed at E (C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\which\which.js:80:29)
gyp verb which failed at C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\which\which.js:89:16
gyp verb which failed at C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\isexe\index.js:42:5
gyp verb which failed at C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\isexe\windows.js:36:5
gyp verb which failed at FSReqCallback.oncomplete (fs.js:167:21) {
gyp verb which failed code: 'ENOENT'
gyp verb which failed }
gyp verb check python checking for Python executable "python" in the PATH
gyp verb which succeeded python C:\Python38\python.EXE
gyp ERR! configure error
gyp ERR! stack Error: Command failed: C:\Python38\python.EXE -c import sys; print "%s.%s.%s" % sys.version_info[:3];
gyp ERR! stack File "", line 1
gyp ERR! stack import sys; print "%s.%s.%s" % sys.version_info[:3];
gyp ERR! stack ^
gyp ERR! stack SyntaxError: invalid syntax
gyp ERR! stack
gyp ERR! stack at ChildProcess.exithandler (child_process.js:303:12)
gyp ERR! stack at ChildProcess.emit (events.js:315:20)
gyp ERR! stack at maybeClose (internal/child_process.js:1021:16)
gyp ERR! stack at Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)
gyp ERR! System Windows_NT 10.0.18363
gyp ERR! command "C:\Program Files\nodejs\node.exe" "C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\node-gyp\bin\node-gyp.js" "rebuild" "--verbose" "--libsass_ext=" "--libsass_cflags=" "--libsass_ldflags=" "--libsass_library="
gyp ERR! cwd C:\cygwin64\home\CBdeV\ionic-ble-examples-master\scan\node_modules\node-sass
gyp ERR! node -v v12.18.1
gyp ERR! node-gyp -v v3.8.0
gyp ERR! not ok
Build failed with error code: 1
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@^1.0.0 (node_modules\chokidar\node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.13: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
npm WARN notsup Unsupported engine for watchpack-chokidar2@2.0.0: wanted: {"node":"<8.10.0"} (current: {"node":"12.18.1","npm":"6.14.5"})
npm WARN notsup Not compatible with your version of node/npm: watchpack-chokidar2@2.0.0
npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@~2.1.2 (node_modules\watchpack\node_modules\chokidar\node_modules\fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@2.1.3: wanted {"os":"darwin","arch":"any"} (current: {"os":"win32","arch":"x64"})
npm WARN tsutils@1.9.1 requires a peer of typescript@>=2.0.0 || >=2.0.0-dev || >=2.1.0-dev || >=2.2.0-dev || >=2.3.0-dev || >= 2.4.0-dev but none is installed. You must install peer dependencies yourself.
npm WARN tslint@5.20.1 requires a peer of typescript@>=2.3.0-dev || >=2.4.0-dev || >=2.5.0-dev || >=2.6.0-dev || >=2.7.0-dev || >=2.8.0-dev || >=2.9.0-dev || >=3.0.0-dev || >= 3.1.0-dev || >= 3.2.0-dev but none is installed. You must install peer dependencies yourself.
npm WARN tsutils@2.29.0 requires a peer of typescript@>=2.1.0 || >=2.1.0-dev || >=2.2.0-dev || >=2.3.0-dev || >=2.4.0-dev || >=2.5.0-dev || >=2.6.0-dev || >=2.7.0-dev || >=2.8.0-dev || >=2.9.0-dev || >= 3.0.0-dev || >= 3.1.0-dev but none is installed. You must install peer dependencies yourself.
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! node-sass@4.5.3 postinstall: node scripts/build.js
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the node-sass@4.5.3 postinstall script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\CBdeV\AppData\Roaming\npm-cache_logs\2020-07-06T20_26_41_142Z-debug.log
[ERROR] An error occurred while running subprocess npm.
npm.cmd i -D -E @ionic/app-scripts exited with exit code 1.
Re-running this command with the --verbose flag may provide more information.
$
`