java.lang.IllegalStateException: at androidx.fragment.app.FragmentManagerImpl.checkStateLoss (FragmentManagerImpl.java:1536) at androidx.fragment.app.FragmentManagerImpl.enqueueAction (FragmentManagerImpl.java:1558) at androidx.fragment.app.BackStackRecord.commitInternal (BackStackRecord.java:317) at androidx.fragment.app.BackStackRecord.commit (BackStackRecord.java:282) at androidx.fragment.app.DialogFragment.show (DialogFragment.java:155) at com.aadi.tucwlan.activity.InstallingConfiguration$6.run (InstallingConfiguration.java:243) at android.os.Handler.handleCallback (Handler.java:883) at android.os.Handler.dispatchMessage (Handler.java:100) at android.os.Looper.loop (Looper.java:237) at android.app.ActivityThread.main (ActivityThread.java:8167) at java.lang.reflect.Method.invoke (Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run (RuntimeInit.java:496) at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:1100)