java.lang.RuntimeException: Unable to start activity ComponentInfo{com.stack.overflow/com.stack.overflow.reviewmaschine.gallery.GalleryActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference

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Solutions on the web

via Stack Overflow by jublikon
, 1 year ago
Unable to start activity ComponentInfo{com.stack.overflow/com.stack.overflow.reviewmaschine.gallery.GalleryActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference
via Stack Overflow by Chirag
, 1 year ago
Unable to start activity ComponentInfo{com.example.krsnv.kooc/com.example.krsnv.kooc.Displayprofile}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference
via Stack Overflow by Emily Pascua
, 2 months ago
Unable to start activity ComponentInfo{com.github.nkzawa.socketio.androidchat/com.github.nkzawa.socketio.androidchat.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference
via GitHub by Starmel
, 1 month ago
Unable to start activity ComponentInfo{ru.myrequest.c1/ru.tinkoff.acquiring.sdk.PayFormActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference
via Stack Overflow by Rohit
, 6 months ago
Unable to start activity ComponentInfo{andromeda.petrochemical/andromeda.petrochemical.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference
via Stack Overflow by ganesh vicky
, 1 month ago
Unable to start activity ComponentInfo{com.app.ce.cybereye/com.app.ce.cybereye.Home_Activity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.stack.overflow/com.stack.overflow.reviewmaschine.gallery.GalleryActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2416)

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