Unble to build apk andriod in ionic3

error comes
D:\firebase-social-login (1)>ionic cordova build --release android
Running app-scripts build: --platform android --target cordova
[23:13:20] build dev started …
[23:13:20] clean started …
[23:13:20] clean finished in 6 ms
[23:13:20] copy started …
[23:13:20] deeplinks started …
[23:13:21] deeplinks finished in 49 ms
[23:13:21] transpile started …
[23:13:25] transpile finished in 4.63 s
[23:13:25] preprocess started …
[23:13:25] preprocess finished in 1 ms
[23:13:25] webpack started …
[23:13:25] copy finished in 4.82 s
[23:13:33] webpack finished in 7.36 s
[23:13:33] 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
[23:13:33] sass finished in 883 ms
[23:13:33] postprocess started …
[23:13:33] postprocess finished in 7 ms
[23:13:33] lint started …
[23:13:33] build dev finished in 13.09 s

cordova build android --release
Android Studio project detected

(node:6584) UnhandledPromiseRejectionWarning: Error: Source path does not exist:
at updatePathInternal (D:\firebase-social-login (1)\platforms\android\cordov
at D:\firebase-social-login (1)\platforms\android\cordova\node_modules\cordo
at Array.forEach ()
at Object.updatePaths (D:\firebase-social-login (1)\platforms\android\cordov
at updateIcons (D:\firebase-social-login (1)\platforms\android\cordova\lib\p
at D:\firebase-social-login (1)\platforms\android\cordova\lib\prepare.js:49:
at _fulfilled (D:\firebase-social-login (1)\platforms\android\cordova\node_m
at self.promiseDispatch.done (D:\firebase-social-login (1)\platforms\android
at Promise.promise.promiseDispatch (D:\firebase-social-login (1)\platforms\a
at D:\firebase-social-login (1)\platforms\android\cordova\node_modules\q\q.j
(node:6584) 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:6584) [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.
[23:13:37] lint finished in 3.33 s

hello i have the same problem, who for help us??

Add icon.png (minimum size 1024x1024) and splash.png (2732x2732) in resources folder and run “ionic cordova resources

have you used promise??
because the err implies to that only.
You can clean build if needed.