Cannot build apk

Ionic Framework ionic-v3
1

When I try to with “ionic cordova build android”.
With cmd, running long long time …

With powershell, it displaying this:

201a-uploaded2
201a-uploaded2.png1356×819 89.7 KB

2

try to create a brand new project and transplant your src folder, re-install plugins, npm packages.
Then build your apk again.

3

Hundreds of errors. Tried to reinstall node and everything (multiple times). No luck.
Is there a confirm way to reinstall all these, without reinstalling Windows?

4

Try ones to remove and add platfrom

5

Reinstalled Windows 8.1
Build command still not working (on newly created projects, with blank or tabs template)

D:\m1\t1>ionic cordova build android
Running app-scripts build: --platform android --target cordova
[16:30:33]  build dev started ...
[16:30:33]  clean started ...
[16:30:33]  clean finished in less than 1 ms
[16:30:33]  copy started ...
[16:30:33]  deeplinks started ...
[16:30:33]  deeplinks finished in less than 1 ms
[16:30:33]  transpile started ...
[16:30:35]  transpile finished in 2.45 s
[16:30:35]  preprocess started ...
[16:30:35]  preprocess finished in less than 1 ms
[16:30:35]  webpack started ...
[16:30:36]  copy finished in 2.59 s
[16:30:40]  webpack finished in 4.41 s
[16:30:40]  sass started ...
Without `from` option PostCSS could generate wrong source map and will not find
Browserslist config. Set it to CSS file path or to `undefined` to prevent this w
arning.
[16:30:41]  sass finished in 750 ms
[16:30:41]  postprocess started ...
[16:30:41]  postprocess finished in less than 1 ms
[16:30:41]  lint started ...
[16:30:41]  build dev finished in 7.72 s
> cordova build android

You have been opted out of telemetry. To change this, run: cordova telemetry on.

Android Studio project detected

(node:1088) UnhandledPromiseRejectionWarning: CordovaError: Failed to find 'ANDR
OID_HOME' environment variable. Try setting it manually.
Failed to find 'android' command in your 'PATH'. Try update your 'PATH' to inclu
de path to valid SDK directory.
    at D:\m1\t1\platforms\android\cordova\lib\check_reqs.js:305:19
    at _fulfilled (D:\m1\t1\platforms\android\cordova\node_modules\q\q.js:854:54
)
    at self.promiseDispatch.done (D:\m1\t1\platforms\android\cordova\node_module
s\q\q.js:883:30)
    at Promise.promise.promiseDispatch (D:\m1\t1\platforms\android\cordova\node_
modules\q\q.js:816:13)
    at D:\m1\t1\platforms\android\cordova\node_modules\q\q.js:877:14
    at runSingle (D:\m1\t1\platforms\android\cordova\node_modules\q\q.js:137:13)

    at flush (D:\m1\t1\platforms\android\cordova\node_modules\q\q.js:125:13)
    at _combinedTickCallback (internal/process/next_tick.js:131:7)
    at process._tickCallback (internal/process/next_tick.js:180:9)
(node:1088) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This
error originated either by throwing inside of an async function without a catch
block, or by rejecting a promise which was not handled with .catch(). (rejection
 id: 1)
(node:1088) [DEP0018] DeprecationWarning: Unhandled promise rejections are depre
cated. In the future, promise rejections that are not handled will terminate the
 Node.js process with a non-zero exit code.
[16:30:42]  lint finished in 1.89 s

D:\m1\t1>