(작성중) [코틀린(Kotlin)] 에러해결: android.os.NetworkOnMainThreadException

 

문제/에러

 

E/AndroidRuntime: FATAL EXCEPTION: main
    Process: com.learnandroid.loginapplication, PID: 18766
    java.lang.RuntimeException: Unable to start activity ComponentInfo{com.learnandroid.loginapplication/com.learnandroid.loginapplication.MainActivity}: android.os.NetworkOnMainThreadException
        at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:4035)
        at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:4201)
        at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:103)
        at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135)
        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)
        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2438)
        at android.os.Handler.dispatchMessage(Handler.java:106)
        at android.os.Looper.loopOnce(Looper.java:226)
        at android.os.Looper.loop(Looper.java:313)
        at android.app.ActivityThread.main(ActivityThread.java:8663)
        at java.lang.reflect.Method.invoke(Native Method)
        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:567)
        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1135)
     Caused by: android.os.NetworkOnMainThreadException

 

해결방법

thread 키워드 사용

링크 : https://manhyuk.github.io/kotlin-corutine/

 

 

 

참고하기

https://stackoverflow.com/questions/6343166/how-can-i-fix-android-os-networkonmainthreadexception/31983115