getting error in main entry

Version: webpack 4.27.1
Time: 45160ms
Built at: 27/08/2020 9:18:08 am
Asset Size Chunks Chunk Names
bundle.js 365 KiB bundle [emitted] bundle
fonts/fa-brands-400.ttf 131 KiB [emitted]
fonts/fa-regular-400.ttf 39.1 KiB [emitted]
fonts/fa-solid-900.ttf 204 KiB [emitted]
package.json 112 bytes [emitted]
runtime.js 71.4 KiB runtime [emitted] runtime
tns-java-classes.js 0 bytes [emitted]
vendor.js 16.6 MiB vendor [emitted] vendor
Entrypoint bundle = runtime.js vendor.js bundle.js
[../$$_lazy_route_resource lazy recursive] ../$$_lazy_route_resource lazy namespace object 160 bytes {bundle} [built]
[./app.scss] 121 KiB {bundle} [built]
[./app/app.component.html] 329 bytes {bundle} [built]
[./app/app.component.ts] 896 bytes {bundle} [built]
[./app/app.module.ts] 1.36 KiB {bundle} [built]
[./app/app.routing.ts] 653 bytes {bundle} [built]
[./app/menu/menu.component.css] 19 bytes {bundle} [built]
[./app/menu/menu.component.html] 1.05 KiB {bundle} [built]
[./app/menu/menu.component.ts] 1.09 KiB {bundle} [built]
[./app/services/dish.service.ts] 1.44 KiB {bundle} [built]
[./app/services/process-httpmsg.service.ts] 784 bytes {bundle} [built]
[./app/shared/baseurl.ts] 51 bytes {bundle} [built]
[./main.ts] 1.84 KiB {bundle} [built]
[./package.json] 100 bytes {bundle} [optional] [built]
+ 627 hidden modules
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Successfully transferred runtime.js on device d5cea600.
Successfully transferred vendor.js on device d5cea600.
Restarting application on device d5cea600...
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System.err: An uncaught Exception occurred on "main" thread.
System.err: Unable to start activity ComponentInfo{org.nativescript.conFusion/com.tns.NativeScriptActivity}: com.tns.NativeScriptException: Calling js method onCreate failed
System.err: Error: Main entry is missing. App cannot be started. Verify app bootstrap.
System.err:
System.err: StackTrace:
System.err: java.lang.RuntimeException: Unable to start activity ComponentInfo{org.nativescript.conFusion/com.tns.NativeScriptActivity}: com.tns.NativeScriptException: Calling js method onCreate failed
System.err: Error: Main entry is missing. App cannot be started. Verify app bootstrap.
System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3499)
System.err: at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3653)
System.err: at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83)
System.err: at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:151)
System.err: at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:111)
System.err: at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2224)
System.err: at android.os.Handler.dispatchMessage(Handler.java:107)
System.err: at android.os.Looper.loop(Looper.java:228)
System.err: at android.app.ActivityThread.main(ActivityThread.java:7813)
System.err: at java.lang.reflect.Method.invoke(Native Method)
System.err: at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:492)
System.err: at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:981)
System.err: Caused by: com.tns.NativeScriptException: Calling js method onCreate failed
System.err: Error: Main entry is missing. App cannot be started. Verify app bootstrap.
System.err: at com.tns.Runtime.callJSMethodNative(Native Method)
System.err: at com.tns.Runtime.dispatchCallJSMethodNative(Runtime.java:1286)
System.err: at com.tns.Runtime.callJSMethodImpl(Runtime.java:1173)
System.err: at com.tns.Runtime.callJSMethod(Runtime.java:1160)
System.err: at com.tns.Runtime.callJSMethod(Runtime.java:1138)
System.err: at com.tns.Runtime.callJSMethod(Runtime.java:1134)
System.err: at com.tns.NativeScriptActivity.onCreate(NativeScriptActivity.java:19)
System.err: at android.app.Activity.performCreate(Activity.java:7962)
System.err: at android.app.Activity.performCreate(Activity.java:7951)
System.err: at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1307)
System.err: at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3474)
System.err: ... 11 more

Bắt đầu với các điểm vào được tạo được đề cập trong đầu ra build, đặc biệt là main.ts, app/app.module.ts và app/app.routing.ts, sau đó tái hiện quá trình khởi chạy Android với đầu ra webpack đã báo cáo. Truy tìm lý do ứng dụng báo rằng entry chính của nó bị thiếu; hoàn tất khi app khởi động thành công trên thiết bị Android mà không gặp exception đó.