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FolioReader / FolioReader-Android

A Java ePub reader and parser framework for Android.
BSD 3-Clause "New" or "Revised" License
2.24k stars 710 forks source link

App crashes with "context == null" in Kotlin #506

Open CrescentMedia opened 2 years ago

CrescentMedia commented 2 years ago

val folioReader = FolioReader.get()

2021-07-31 17:15:30.861 10864-10864/com.sako.test E/AndroidRuntime: FATAL EXCEPTION: main Process: com.sako.test, PID: 10864 java.lang.RuntimeException: Unable to start activity ComponentInfo{com.sako.test/com.sako.test.MainActivity}: java.lang.IllegalStateException: -> context == null at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2778) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2856) at android.app.ActivityThread.-wrap11(Unknown Source:0) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1589) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loop(Looper.java:164) at android.app.ActivityThread.main(ActivityThread.java:6494) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807) Caused by: java.lang.IllegalStateException: -> context == null at com.folioreader.FolioReader.get(FolioReader.java:107) at com.sako.test.MainActivity.onCreate(MainActivity.kt:41) at android.app.Activity.performCreate(Activity.java:7009) at android.app.Activity.performCreate(Activity.java:7000) at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1214) at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2731) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2856)  at android.app.ActivityThread.-wrap11(Unknown Source:0)  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1589)  at android.os.Handler.dispatchMessage(Handler.java:106)  at android.os.Looper.loop(Looper.java:164)  at android.app.ActivityThread.main(ActivityThread.java:6494)  at java.lang.reflect.Method.invoke(Native Method)  at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:438)  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:807) 

Originally posted by @CrescentMedia in https://github.com/FolioReader/FolioReader-Android/issues/367#issuecomment-890357678