what is that means ?
How i fix this ?
java.lang.RuntimeException:
at android.app.ActivityThread.performLaunchActivity (ActivityThread.java:3319)
at android.app.ActivityThread.handleLaunchActivity (ActivityThread.java:3415)
at android.app.ActivityThread.access$1100 (ActivityThread.java:229)
at android.app.ActivityThread$H.handleMessage (ActivityThread.java:1821)
at android.os.Handler.dispatchMessage (Handler.java:102)
at android.os.Looper.loop (Looper.java:148)
at android.app.ActivityThread.main (ActivityThread.java:7325)
at java.lang.reflect.Method.invoke (Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:1230)
at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1120)
Caused by: java.lang.IllegalStateException:
at io.fabric.sdk.android.Fabric.singleton (Fabric.java:275)
at io.fabric.sdk.android.Fabric.getKit (Fabric.java:525)
at com.crashlytics.android.answers.Answers.getInstance (Answers.java:34)
at com.google.appinventor.components.runtime.util.KodularAnalyticsUtil.logScreenOpen (SourceFile:37)
at com.google.appinventor.components.runtime.Form.onCreate (SourceFile:314)
at android.app.Activity.performCreate (Activity.java:6904)
at android.app.Instrumentation.callActivityOnCreate (Instrumentation.java:1136)
at android.app.ActivityThread.performLaunchActivity (ActivityThread.java:3266)